20451992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{232409}}^1$

素因数の和:232426

約数の個数: 16

約数和(自身を含む): 41833800

約数和(自身を除く): 21381808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 232409, 464818, 929636, 1859272, 2556499, 5112998, 10225996, 20451992]

約数ペア:

[(1, 20451992), (2, 10225996), (4, 5112998), (8, 2556499), (11, 1859272), (22, 929636), (44, 464818), (88, 232409)]