20181427172

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{46287677}}^1$

素因数の和:46287790

約数の個数: 12

約数和(自身を含む): 35641512060

約数和(自身を除く): 15460084888

約数列:

[1, 2, 4, 109, 218, 436, 46287677, 92575354, 185150708, 5045356793, 10090713586, 20181427172]

約数ペア:

[(1, 20181427172), (2, 10090713586), (4, 5045356793), (109, 185150708), (218, 92575354), (436, 46287677)]