18975528

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 64209600

約数和(自身を除く): 45234072

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 19, 22, 24, 26, 33, 36, 38, 39, 44, 52, 57, 66, 72, 76, 78, 88, 97, 99, 104, 114, 117, 132, 143, 152, 156, 171, 194, 198, 209, 228, 234, 247, 264, 286, 291, 312, 342, 388, 396, 418, 429, 456, 468, 494, 572, 582, 627, 684, 741, 776, 792, 836, 858, 873, 936, 988, 1067, 1144, 1164, 1254, 1261, 1287, 1368, 1482, 1672, 1716, 1746, 1843, 1881, 1976, 2134, 2223, 2328, 2508, 2522, 2574, 2717, 2964, 3201, 3432, 3492, 3686, 3762, 3783, 4268, 4446, 5016, 5044, 5148, 5434, 5529, 5928, 6402, 6984, 7372, 7524, 7566, 8151, 8536, 8892, 9603, 10088, 10296, 10868, 11058, 11349, 12804, 13871, 14744, 15048, 15132, 16302, 16587, 17784, 19206, 20273, 21736, 22116, 22698, 23959, 24453, 25608, 27742, 30264, 32604, 33174, 38412, 40546, 41613, 44232, 45396, 47918, 48906, 55484, 60819, 65208, 66348, 71877, 76824, 81092, 83226, 90792, 95836, 97812, 110968, 121638, 124839, 132696, 143754, 162184, 166452, 182457, 191672, 195624, 215631, 243276, 249678, 263549, 287508, 332904, 364914, 431262, 486552, 499356, 527098, 575016, 729828, 790647, 862524, 998712, 1054196, 1459656, 1581294, 1725048, 2108392, 2371941, 3162588, 4743882, 6325176, 9487764, 18975528]

約数ペア:

[(1, 18975528), (2, 9487764), (3, 6325176), (4, 4743882), (6, 3162588), (8, 2371941), (9, 2108392), (11, 1725048), (12, 1581294), (13, 1459656), (18, 1054196), (19, 998712), (22, 862524), (24, 790647), (26, 729828), (33, 575016), (36, 527098), (38, 499356), (39, 486552), (44, 431262), (52, 364914), (57, 332904), (66, 287508), (72, 263549), (76, 249678), (78, 243276), (88, 215631), (97, 195624), (99, 191672), (104, 182457), (114, 166452), (117, 162184), (132, 143754), (143, 132696), (152, 124839), (156, 121638), (171, 110968), (194, 97812), (198, 95836), (209, 90792), (228, 83226), (234, 81092), (247, 76824), (264, 71877), (286, 66348), (291, 65208), (312, 60819), (342, 55484), (388, 48906), (396, 47918), (418, 45396), (429, 44232), (456, 41613), (468, 40546), (494, 38412), (572, 33174), (582, 32604), (627, 30264), (684, 27742), (741, 25608), (776, 24453), (792, 23959), (836, 22698), (858, 22116), (873, 21736), (936, 20273), (988, 19206), (1067, 17784), (1144, 16587), (1164, 16302), (1254, 15132), (1261, 15048), (1287, 14744), (1368, 13871), (1482, 12804), (1672, 11349), (1716, 11058), (1746, 10868), (1843, 10296), (1881, 10088), (1976, 9603), (2134, 8892), (2223, 8536), (2328, 8151), (2508, 7566), (2522, 7524), (2574, 7372), (2717, 6984), (2964, 6402), (3201, 5928), (3432, 5529), (3492, 5434), (3686, 5148), (3762, 5044), (3783, 5016), (4268, 4446)]