18946101

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 7056843

約数列:

[1, 3, 43, 129, 227, 647, 681, 1941, 9761, 27821, 29283, 83463, 146869, 440607, 6315367, 18946101]

約数ペア:

[(1, 18946101), (3, 6315367), (43, 440607), (129, 146869), (227, 83463), (647, 29283), (681, 27821), (1941, 9761)]