18180644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 33751200

約数和(自身を除く): 15570556

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 1721, 2641, 3442, 5282, 6884, 10564, 32699, 65398, 130796, 239219, 478438, 956876, 4545161, 9090322, 18180644]

約数ペア:

[(1, 18180644), (2, 9090322), (4, 4545161), (19, 956876), (38, 478438), (76, 239219), (139, 130796), (278, 65398), (556, 32699), (1721, 10564), (2641, 6884), (3442, 5282)]