64039828

素因数分解:

$2^2\times {\mathrm{137}}^2\times {\mathrm{853}}^1$

素因数の和:1131

約数の個数: 18

約数和(自身を含む): 113026046

約数和(自身を除く): 48986218

約数列:

[1, 2, 4, 137, 274, 548, 853, 1706, 3412, 18769, 37538, 75076, 116861, 233722, 467444, 16009957, 32019914, 64039828]

約数ペア:

[(1, 64039828), (2, 32019914), (4, 16009957), (137, 467444), (274, 233722), (548, 116861), (853, 75076), (1706, 37538), (3412, 18769)]