19018978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2281}}^1$

素因数の和:2673

約数の個数: 16

約数和(自身を含む): 31217760

約数和(自身を除く): 12198782

約数列:

[1, 2, 11, 22, 379, 758, 2281, 4169, 4562, 8338, 25091, 50182, 864499, 1728998, 9509489, 19018978]

約数ペア:

[(1, 19018978), (2, 9509489), (11, 1728998), (22, 864499), (379, 50182), (758, 25091), (2281, 8338), (4169, 4562)]