201321644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{64609}}^1$

素因数の和:64673

約数の個数: 24

約数和(自身を含む): 379906800

約数和(自身を除く): 178585156

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 64609, 129218, 258436, 1227571, 2455142, 2648969, 4910284, 5297938, 10595876, 50330411, 100660822, 201321644]

約数ペア:

[(1, 201321644), (2, 100660822), (4, 50330411), (19, 10595876), (38, 5297938), (41, 4910284), (76, 2648969), (82, 2455142), (164, 1227571), (779, 258436), (1558, 129218), (3116, 64609)]