19794412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1187}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 18126548

約数列:

[1, 2, 4, 11, 22, 44, 379, 758, 1187, 1516, 2374, 4169, 4748, 8338, 13057, 16676, 26114, 52228, 449873, 899746, 1799492, 4948603, 9897206, 19794412]

約数ペア:

[(1, 19794412), (2, 9897206), (4, 4948603), (11, 1799492), (22, 899746), (44, 449873), (379, 52228), (758, 26114), (1187, 16676), (1516, 13057), (2374, 8338), (4169, 4748)]