78555856

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{213467}}^1$

素因数の和:213498

約数の個数: 20

約数和(自身を含む): 158820192

約数和(自身を除く): 80264336

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 213467, 426934, 853868, 1707736, 3415472, 4909741, 9819482, 19638964, 39277928, 78555856]

約数ペア:

[(1, 78555856), (2, 39277928), (4, 19638964), (8, 9819482), (16, 4909741), (23, 3415472), (46, 1707736), (92, 853868), (184, 426934), (368, 213467)]