20015522

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1\times {\mathrm{719}}^1$

素因数の和:1201

約数の個数: 16

約数和(自身を含む): 31104000

約数和(自身を除く): 11088478

約数列:

[1, 2, 31, 62, 449, 719, 898, 1438, 13919, 22289, 27838, 44578, 322831, 645662, 10007761, 20015522]

約数ペア:

[(1, 20015522), (2, 10007761), (31, 645662), (62, 322831), (449, 44578), (719, 27838), (898, 22289), (1438, 13919)]