18420158

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1279}}^1$

素因数の和:1679

約数の個数: 16

約数和(自身を含む): 29184000

約数和(自身を除く): 10763842

約数列:

[1, 2, 19, 38, 379, 758, 1279, 2558, 7201, 14402, 24301, 48602, 484741, 969482, 9210079, 18420158]

約数ペア:

[(1, 18420158), (2, 9210079), (19, 969482), (38, 484741), (379, 48602), (758, 24301), (1279, 14402), (2558, 7201)]