20892856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137453}}^1$

素因数の和:137478

約数の個数: 16

約数和(自身を含む): 41236200

約数和(自身を除く): 20343344

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 137453, 274906, 549812, 1099624, 2611607, 5223214, 10446428, 20892856]

約数ペア:

[(1, 20892856), (2, 10446428), (4, 5223214), (8, 2611607), (19, 1099624), (38, 549812), (76, 274906), (152, 137453)]