20152154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1987}}^1$

素因数の和:2461

約数の個数: 16

約数和(自身を含む): 33064416

約数和(自身を除く): 12912262

約数列:

[1, 2, 11, 22, 461, 922, 1987, 3974, 5071, 10142, 21857, 43714, 916007, 1832014, 10076077, 20152154]

約数ペア:

[(1, 20152154), (2, 10076077), (11, 1832014), (22, 916007), (461, 43714), (922, 21857), (1987, 10142), (3974, 5071)]