20181720964

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1\times {\mathrm{2677}}^1$

素因数の和:3604

約数の個数: 48

約数和(自身を含む): 36879530688

約数和(自身を除く): 16697809724

約数列:

[1, 2, 4, 43, 53, 86, 106, 172, 212, 827, 1654, 2279, 2677, 3308, 4558, 5354, 9116, 10708, 35561, 43831, 71122, 87662, 115111, 141881, 142244, 175324, 230222, 283762, 460444, 567524, 1884733, 2213879, 3769466, 4427758, 6100883, 7538932, 8855516, 12201766, 24403532, 95196797, 117335587, 190393594, 234671174, 380787188, 469342348, 5045430241, 10090860482, 20181720964]

約数ペア:

[(1, 20181720964), (2, 10090860482), (4, 5045430241), (43, 469342348), (53, 380787188), (86, 234671174), (106, 190393594), (172, 117335587), (212, 95196797), (827, 24403532), (1654, 12201766), (2279, 8855516), (2677, 7538932), (3308, 6100883), (4558, 4427758), (5354, 3769466), (9116, 2213879), (10708, 1884733), (35561, 567524), (43831, 460444), (71122, 283762), (87662, 230222), (115111, 175324), (141881, 142244)]