20201398007

素因数分解:

$7^1\times {\mathrm{233}}^1\times {\mathrm{2333}}^1\times {\mathrm{5309}}^1$

素因数の和:7882

約数の個数: 16

約数和(自身を含む): 23200706880

約数和(自身を除く): 2999308873

約数列:

[1, 7, 233, 1631, 2333, 5309, 16331, 37163, 543589, 1236997, 3805123, 8658979, 12385897, 86701279, 2885914001, 20201398007]

約数ペア:

[(1, 20201398007), (7, 2885914001), (233, 86701279), (1631, 12385897), (2333, 8658979), (5309, 3805123), (16331, 1236997), (37163, 543589)]