31980904

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{44917}}^1$

素因数の和:45012

約数の個数: 16

約数和(自身を含む): 60639300

約数和(自身を除く): 28658396

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 44917, 89834, 179668, 359336, 3997613, 7995226, 15990452, 31980904]

約数ペア:

[(1, 31980904), (2, 15990452), (4, 7995226), (8, 3997613), (89, 359336), (178, 179668), (356, 89834), (712, 44917)]