18404205

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{9661}}^1$

素因数の和:9796

約数の個数: 16

約数和(自身を含む): 29681664

約数和(自身を除く): 11277459

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 9661, 28983, 48305, 144915, 1226947, 3680841, 6134735, 18404205]

約数ペア:

[(1, 18404205), (3, 6134735), (5, 3680841), (15, 1226947), (127, 144915), (381, 48305), (635, 28983), (1905, 9661)]