31138978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{32369}}^1$

素因数の和:32421

約数の個数: 16

約数和(自身を含む): 51662520

約数和(自身を除く): 20523542

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 32369, 64738, 420797, 841594, 1197653, 2395306, 15569489, 31138978]

約数ペア:

[(1, 31138978), (2, 15569489), (13, 2395306), (26, 1197653), (37, 841594), (74, 420797), (481, 64738), (962, 32369)]