18680455891

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1\times {\mathrm{15277}}^1$

素因数の和:15898

約数の個数: 16

約数和(自身を含む): 19849177600

約数和(自身を除く): 1168721709

約数列:

[1, 19, 139, 463, 2641, 8797, 15277, 64357, 290263, 1222783, 2123503, 7073251, 40346557, 134391769, 983181889, 18680455891]

約数ペア:

[(1, 18680455891), (19, 983181889), (139, 134391769), (463, 40346557), (2641, 7073251), (8797, 2123503), (15277, 1222783), (64357, 290263)]