18498363640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20106917}}^1$

素因数の和:20106951

約数の個数: 32

約数和(自身を含む): 43430942880

約数和(自身を除く): 24932579240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 20106917, 40213834, 80427668, 100534585, 160855336, 201069170, 402138340, 462459091, 804276680, 924918182, 1849836364, 2312295455, 3699672728, 4624590910, 9249181820, 18498363640]

約数ペア:

[(1, 18498363640), (2, 9249181820), (4, 4624590910), (5, 3699672728), (8, 2312295455), (10, 1849836364), (20, 924918182), (23, 804276680), (40, 462459091), (46, 402138340), (92, 201069170), (115, 160855336), (184, 100534585), (230, 80427668), (460, 40213834), (920, 20106917)]