1640691956

素因数分解:

$2^2\times {\mathrm{53}}^2\times {\mathrm{146021}}^1$

素因数の和:146131

約数の個数: 18

約数和(自身を含む): 2926426902

約数和(自身を除く): 1285734946

約数列:

[1, 2, 4, 53, 106, 212, 2809, 5618, 11236, 146021, 292042, 584084, 7739113, 15478226, 30956452, 410172989, 820345978, 1640691956]

約数ペア:

[(1, 1640691956), (2, 820345978), (4, 410172989), (53, 30956452), (106, 15478226), (212, 7739113), (2809, 584084), (5618, 292042), (11236, 146021)]