20147647851

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{441631}}^1$

素因数の和:441811

約数の個数: 24

約数和(自身を含む): 30106936704

約数和(自身を除く): 9959288853

約数列:

[1, 3, 9, 37, 111, 137, 333, 411, 1233, 5069, 15207, 45621, 441631, 1324893, 3974679, 16340347, 49021041, 60503447, 147063123, 181510341, 544531023, 2238627539, 6715882617, 20147647851]

約数ペア:

[(1, 20147647851), (3, 6715882617), (9, 2238627539), (37, 544531023), (111, 181510341), (137, 147063123), (333, 60503447), (411, 49021041), (1233, 16340347), (5069, 3974679), (15207, 1324893), (45621, 441631)]