13181022

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 31968000

約数和(自身を除く): 18786978

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 443, 513, 522, 551, 783, 886, 1026, 1102, 1329, 1566, 1653, 2658, 3306, 3987, 4959, 7974, 8417, 9918, 11961, 12847, 14877, 16834, 23922, 25251, 25694, 29754, 38541, 50502, 75753, 77082, 115623, 151506, 227259, 231246, 244093, 346869, 454518, 488186, 693738, 732279, 1464558, 2196837, 4393674, 6590511, 13181022]

約数ペア:

[(1, 13181022), (2, 6590511), (3, 4393674), (6, 2196837), (9, 1464558), (18, 732279), (19, 693738), (27, 488186), (29, 454518), (38, 346869), (54, 244093), (57, 231246), (58, 227259), (87, 151506), (114, 115623), (171, 77082), (174, 75753), (261, 50502), (342, 38541), (443, 29754), (513, 25694), (522, 25251), (551, 23922), (783, 16834), (886, 14877), (1026, 12847), (1102, 11961), (1329, 9918), (1566, 8417), (1653, 7974), (2658, 4959), (3306, 3987)]