18925742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2437}}^1$

素因数の和:2803

約数の個数: 16

約数和(自身を含む): 31069872

約数和(自身を除く): 12144130

約数列:

[1, 2, 11, 22, 353, 706, 2437, 3883, 4874, 7766, 26807, 53614, 860261, 1720522, 9462871, 18925742]

約数ペア:

[(1, 18925742), (2, 9462871), (11, 1720522), (22, 860261), (353, 53614), (706, 26807), (2437, 7766), (3883, 4874)]