20786687234

素因数分解:

$2^1\times {\mathrm{421}}^1\times {\mathrm{601}}^1\times {\mathrm{41077}}^1$

素因数の和:42101

約数の個数: 16

約数和(自身を含む): 31306858296

約数和(自身を除く): 10520171062

約数列:

[1, 2, 421, 601, 842, 1202, 41077, 82154, 253021, 506042, 17293417, 24687277, 34586834, 49374554, 10393343617, 20786687234]

約数ペア:

[(1, 20786687234), (2, 10393343617), (421, 49374554), (601, 34586834), (842, 24687277), (1202, 17293417), (41077, 506042), (82154, 253021)]