31399664

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{13171}}^1$

素因数の和:13328

約数の個数: 20

約数和(自身を含む): 61249800

約数和(自身を除く): 29850136

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 13171, 26342, 52684, 105368, 210736, 1962479, 3924958, 7849916, 15699832, 31399664]

約数ペア:

[(1, 31399664), (2, 15699832), (4, 7849916), (8, 3924958), (16, 1962479), (149, 210736), (298, 105368), (596, 52684), (1192, 26342), (2384, 13171)]