18058003760

素因数分解:

$2^4\times 5^1\times {\mathrm{10663}}^1\times {\mathrm{21169}}^1$

素因数の和:31845

約数の個数: 40

約数和(自身を含む): 41990779680

約数和(自身を除く): 23932775920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10663, 21169, 21326, 42338, 42652, 53315, 84676, 85304, 105845, 106630, 169352, 170608, 211690, 213260, 338704, 423380, 426520, 846760, 853040, 1693520, 225725047, 451450094, 902900188, 1128625235, 1805800376, 2257250470, 3611600752, 4514500940, 9029001880, 18058003760]

約数ペア:

[(1, 18058003760), (2, 9029001880), (4, 4514500940), (5, 3611600752), (8, 2257250470), (10, 1805800376), (16, 1128625235), (20, 902900188), (40, 451450094), (80, 225725047), (10663, 1693520), (21169, 853040), (21326, 846760), (42338, 426520), (42652, 423380), (53315, 338704), (84676, 213260), (85304, 211690), (105845, 170608), (106630, 169352)]