2155674716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2181857}}^1$

素因数の和:2181893

約数の個数: 24

約数和(自身を含む): 4276441680

約数和(自身を除く): 2120766964

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 2181857, 4363714, 8727428, 28364141, 41455283, 56728282, 82910566, 113456564, 165821132, 538918679, 1077837358, 2155674716]

約数ペア:

[(1, 2155674716), (2, 1077837358), (4, 538918679), (13, 165821132), (19, 113456564), (26, 82910566), (38, 56728282), (52, 41455283), (76, 28364141), (247, 8727428), (494, 4363714), (988, 2181857)]