20178039364

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1\times {\mathrm{1543}}^1$

素因数の和:1985

約数の個数: 96

約数和(自身を含む): 43403544576

約数和(自身を除く): 23225505212

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 83, 119, 166, 238, 331, 332, 476, 581, 662, 1162, 1324, 1411, 1543, 2317, 2324, 2822, 3086, 4634, 5627, 5644, 6172, 9268, 9877, 10801, 11254, 19754, 21602, 22508, 26231, 27473, 39389, 39508, 43204, 52462, 54946, 78778, 104924, 109892, 128069, 157556, 183617, 192311, 256138, 367234, 384622, 467041, 510733, 512276, 734468, 769244, 896483, 934082, 1021466, 1792966, 1868164, 2042932, 2177173, 3269287, 3575131, 3585932, 4354346, 6538574, 7150262, 8682461, 8708692, 13077148, 14300524, 15240211, 17364922, 30480422, 34729844, 42390839, 60777227, 60960844, 84781678, 121554454, 169563356, 243108908, 296735873, 593471746, 720644263, 1186943492, 1441288526, 2882577052, 5044509841, 10089019682, 20178039364]

約数ペア:

[(1, 20178039364), (2, 10089019682), (4, 5044509841), (7, 2882577052), (14, 1441288526), (17, 1186943492), (28, 720644263), (34, 593471746), (68, 296735873), (83, 243108908), (119, 169563356), (166, 121554454), (238, 84781678), (331, 60960844), (332, 60777227), (476, 42390839), (581, 34729844), (662, 30480422), (1162, 17364922), (1324, 15240211), (1411, 14300524), (1543, 13077148), (2317, 8708692), (2324, 8682461), (2822, 7150262), (3086, 6538574), (4634, 4354346), (5627, 3585932), (5644, 3575131), (6172, 3269287), (9268, 2177173), (9877, 2042932), (10801, 1868164), (11254, 1792966), (19754, 1021466), (21602, 934082), (22508, 896483), (26231, 769244), (27473, 734468), (39389, 512276), (39508, 510733), (43204, 467041), (52462, 384622), (54946, 367234), (78778, 256138), (104924, 192311), (109892, 183617), (128069, 157556)]