43431856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{208807}}^1$

素因数の和:208828

約数の個数: 20

約数和(自身を含む): 90622672

約数和(自身を除く): 47190816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 208807, 417614, 835228, 1670456, 2714491, 3340912, 5428982, 10857964, 21715928, 43431856]

約数ペア:

[(1, 43431856), (2, 21715928), (4, 10857964), (8, 5428982), (13, 3340912), (16, 2714491), (26, 1670456), (52, 835228), (104, 417614), (208, 208807)]