2008687654

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{2531}}^1\times {\mathrm{5023}}^1$

素因数の和:7635

約数の個数: 16

約数和(自身を含む): 3052984320

約数和(自身を除く): 1044296666

約数列:

[1, 2, 79, 158, 2531, 5023, 5062, 10046, 199949, 396817, 399898, 793634, 12713213, 25426426, 1004343827, 2008687654]

約数ペア:

[(1, 2008687654), (2, 1004343827), (79, 25426426), (158, 12713213), (2531, 793634), (5023, 399898), (5062, 396817), (10046, 199949)]