19752517876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:479

約数の個数: 216

約数和(自身を含む): 46728912384

約数和(自身を除く): 26976394508

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 169, 182, 217, 247, 266, 338, 361, 364, 373, 403, 434, 494, 532, 589, 676, 722, 746, 806, 868, 988, 1178, 1183, 1444, 1492, 1612, 1729, 2356, 2366, 2527, 2611, 2821, 3211, 3458, 4123, 4693, 4732, 4849, 5054, 5222, 5239, 5642, 6422, 6916, 7087, 7657, 8246, 9386, 9698, 10108, 10444, 10478, 11191, 11284, 11563, 12844, 14174, 15314, 16492, 18772, 19396, 20956, 22382, 22477, 23126, 28348, 30628, 32851, 33943, 36673, 44764, 44954, 46252, 49609, 53599, 61009, 63037, 65702, 67886, 73346, 78337, 80941, 89908, 92131, 99218, 99541, 107198, 122018, 126074, 131404, 134653, 135772, 145483, 146692, 150319, 156674, 161882, 184262, 198436, 199082, 214396, 219697, 244036, 252148, 269306, 290966, 300638, 313348, 323764, 368524, 398164, 427063, 439394, 441259, 538612, 581932, 601276, 644917, 696787, 854126, 878788, 882518, 942571, 1018381, 1052233, 1197703, 1289834, 1393574, 1537879, 1708252, 1750489, 1765036, 1885142, 1891279, 1954147, 2036762, 2104466, 2395406, 2579668, 2787148, 2856061, 3075758, 3500978, 3770284, 3782558, 3908294, 4073524, 4174243, 4208932, 4790812, 5712122, 6151516, 7001956, 7565116, 7816588, 8348486, 8383921, 11424244, 12253423, 13238953, 13679029, 16696972, 16767842, 19992427, 22756357, 24506846, 26477906, 27358058, 29219701, 33535684, 37128793, 39984854, 45512714, 49013692, 52955812, 54265159, 54716116, 58439402, 74257586, 79969708, 91025428, 108530318, 116878804, 148515172, 159294499, 217060636, 259901551, 318588998, 379856113, 519803102, 637177996, 705447067, 759712226, 1039606204, 1410894134, 1519424452, 2821788268, 4938129469, 9876258938, 19752517876]

約数ペア:

[(1, 19752517876), (2, 9876258938), (4, 4938129469), (7, 2821788268), (13, 1519424452), (14, 1410894134), (19, 1039606204), (26, 759712226), (28, 705447067), (31, 637177996), (38, 519803102), (52, 379856113), (62, 318588998), (76, 259901551), (91, 217060636), (124, 159294499), (133, 148515172), (169, 116878804), (182, 108530318), (217, 91025428), (247, 79969708), (266, 74257586), (338, 58439402), (361, 54716116), (364, 54265159), (373, 52955812), (403, 49013692), (434, 45512714), (494, 39984854), (532, 37128793), (589, 33535684), (676, 29219701), (722, 27358058), (746, 26477906), (806, 24506846), (868, 22756357), (988, 19992427), (1178, 16767842), (1183, 16696972), (1444, 13679029), (1492, 13238953), (1612, 12253423), (1729, 11424244), (2356, 8383921), (2366, 8348486), (2527, 7816588), (2611, 7565116), (2821, 7001956), (3211, 6151516), (3458, 5712122), (4123, 4790812), (4693, 4208932), (4732, 4174243), (4849, 4073524), (5054, 3908294), (5222, 3782558), (5239, 3770284), (5642, 3500978), (6422, 3075758), (6916, 2856061), (7087, 2787148), (7657, 2579668), (8246, 2395406), (9386, 2104466), (9698, 2036762), (10108, 1954147), (10444, 1891279), (10478, 1885142), (11191, 1765036), (11284, 1750489), (11563, 1708252), (12844, 1537879), (14174, 1393574), (15314, 1289834), (16492, 1197703), (18772, 1052233), (19396, 1018381), (20956, 942571), (22382, 882518), (22477, 878788), (23126, 854126), (28348, 696787), (30628, 644917), (32851, 601276), (33943, 581932), (36673, 538612), (44764, 441259), (44954, 439394), (46252, 427063), (49609, 398164), (53599, 368524), (61009, 323764), (63037, 313348), (65702, 300638), (67886, 290966), (73346, 269306), (78337, 252148), (80941, 244036), (89908, 219697), (92131, 214396), (99218, 199082), (99541, 198436), (107198, 184262), (122018, 161882), (126074, 156674), (131404, 150319), (134653, 146692), (135772, 145483)]