71603408

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{41057}}^1$

素因数の和:41174

約数の個数: 20

約数和(自身を含む): 140007780

約数和(自身を除く): 68404372

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 41057, 82114, 164228, 328456, 656912, 4475213, 8950426, 17900852, 35801704, 71603408]

約数ペア:

[(1, 71603408), (2, 35801704), (4, 17900852), (8, 8950426), (16, 4475213), (109, 656912), (218, 328456), (436, 164228), (872, 82114), (1744, 41057)]