20154872

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{42701}}^1$

素因数の和:42766

約数の個数: 16

約数和(自身を含む): 38431800

約数和(自身を除く): 18276928

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 42701, 85402, 170804, 341608, 2519359, 5038718, 10077436, 20154872]

約数ペア:

[(1, 20154872), (2, 10077436), (4, 5038718), (8, 2519359), (59, 341608), (118, 170804), (236, 85402), (472, 42701)]