906256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4378

約数の個数: 20

約数和(自身を含む): 1891372

約数和(自身を除く): 985116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4357, 8714, 17428, 34856, 56641, 69712, 113282, 226564, 453128, 906256]

約数ペア:

[(1, 906256), (2, 453128), (4, 226564), (8, 113282), (13, 69712), (16, 56641), (26, 34856), (52, 17428), (104, 8714), (208, 4357)]