906902018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{34381}}^1$

素因数の和:34514

約数の個数: 24

約数和(自身を含む): 1509025980

約数和(自身を除く): 602123962

約数列:

[1, 2, 11, 22, 109, 121, 218, 242, 1199, 2398, 13189, 26378, 34381, 68762, 378191, 756382, 3747529, 4160101, 7495058, 8320202, 41222819, 82445638, 453451009, 906902018]

約数ペア:

[(1, 906902018), (2, 453451009), (11, 82445638), (22, 41222819), (109, 8320202), (121, 7495058), (218, 4160101), (242, 3747529), (1199, 756382), (2398, 378191), (13189, 68762), (26378, 34381)]