20172620874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{62401}}^1$

素因数の和:62635

約数の個数: 64

約数和(自身を含む): 47445488640

約数和(自身を除く): 27272867766

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 179, 258, 301, 358, 537, 602, 903, 1074, 1253, 1806, 2506, 3759, 7518, 7697, 15394, 23091, 46182, 53879, 62401, 107758, 124802, 161637, 187203, 323274, 374406, 436807, 873614, 1310421, 2620842, 2683243, 5366486, 8049729, 11169779, 16099458, 18782701, 22339558, 33509337, 37565402, 56348103, 67018674, 78188453, 112696206, 156376906, 234565359, 469130718, 480300497, 960600994, 1440901491, 2881802982, 3362103479, 6724206958, 10086310437, 20172620874]

約数ペア:

[(1, 20172620874), (2, 10086310437), (3, 6724206958), (6, 3362103479), (7, 2881802982), (14, 1440901491), (21, 960600994), (42, 480300497), (43, 469130718), (86, 234565359), (129, 156376906), (179, 112696206), (258, 78188453), (301, 67018674), (358, 56348103), (537, 37565402), (602, 33509337), (903, 22339558), (1074, 18782701), (1253, 16099458), (1806, 11169779), (2506, 8049729), (3759, 5366486), (7518, 2683243), (7697, 2620842), (15394, 1310421), (23091, 873614), (46182, 436807), (53879, 374406), (62401, 323274), (107758, 187203), (124802, 161637)]