20389102

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1511

約数の個数: 16

約数和(自身を含む): 31363200

約数和(自身を除く): 10974098

約数列:

[1, 2, 59, 118, 131, 262, 1319, 2638, 7729, 15458, 77821, 155642, 172789, 345578, 10194551, 20389102]

約数ペア:

[(1, 20389102), (2, 10194551), (59, 345578), (118, 172789), (131, 155642), (262, 77821), (1319, 15458), (2638, 7729)]