90638672

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{84551}}^1$

素因数の和:84626

約数の個数: 20

約数和(自身を含む): 178235616

約数和(自身を除く): 87596944

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 84551, 169102, 338204, 676408, 1352816, 5664917, 11329834, 22659668, 45319336, 90638672]

約数ペア:

[(1, 90638672), (2, 45319336), (4, 22659668), (8, 11329834), (16, 5664917), (67, 1352816), (134, 676408), (268, 338204), (536, 169102), (1072, 84551)]