31910386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 52588800

約数和(自身を除く): 20678414

約数列:

[1, 2, 19, 38, 43, 59, 86, 118, 331, 662, 817, 1121, 1634, 2242, 2537, 5074, 6289, 12578, 14233, 19529, 28466, 39058, 48203, 96406, 270427, 371051, 540854, 742102, 839747, 1679494, 15955193, 31910386]

約数ペア:

[(1, 31910386), (2, 15955193), (19, 1679494), (38, 839747), (43, 742102), (59, 540854), (86, 371051), (118, 270427), (331, 96406), (662, 48203), (817, 39058), (1121, 28466), (1634, 19529), (2242, 14233), (2537, 12578), (5074, 6289)]