20953706

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8243}}^1$

素因数の和:8317

約数の個数: 16

約数和(自身を含む): 33239808

約数和(自身を除く): 12286102

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 8243, 16486, 255533, 337963, 511066, 675926, 10476853, 20953706]

約数ペア:

[(1, 20953706), (2, 10476853), (31, 675926), (41, 511066), (62, 337963), (82, 255533), (1271, 16486), (2542, 8243)]