20644233

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4723}}^1$

素因数の和:4804

約数の個数: 16

約数和(自身を含む): 29024256

約数和(自身を除く): 8380023

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4723, 14169, 146413, 221981, 439239, 665943, 6881411, 20644233]

約数ペア:

[(1, 20644233), (3, 6881411), (31, 665943), (47, 439239), (93, 221981), (141, 146413), (1457, 14169), (4371, 4723)]