664604816

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{883783}}^1$

素因数の和:883838

約数の個数: 20

約数和(自身を含む): 1315070592

約数和(自身を除く): 650465776

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 883783, 1767566, 3535132, 7070264, 14140528, 41537801, 83075602, 166151204, 332302408, 664604816]

約数ペア:

[(1, 664604816), (2, 332302408), (4, 166151204), (8, 83075602), (16, 41537801), (47, 14140528), (94, 7070264), (188, 3535132), (376, 1767566), (752, 883783)]