20903802

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31963}}^1$

素因数の和:32077

約数の個数: 16

約数和(自身を含む): 42192480

約数和(自身を除く): 21288678

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31963, 63926, 95889, 191778, 3483967, 6967934, 10451901, 20903802]

約数ペア:

[(1, 20903802), (2, 10451901), (3, 6967934), (6, 3483967), (109, 191778), (218, 95889), (327, 63926), (654, 31963)]