1131178256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5438357}}^1$

素因数の和:5438378

約数の個数: 20

約数和(自身を含む): 2360247372

約数和(自身を除く): 1229069116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5438357, 10876714, 21753428, 43506856, 70698641, 87013712, 141397282, 282794564, 565589128, 1131178256]

約数ペア:

[(1, 1131178256), (2, 565589128), (4, 282794564), (8, 141397282), (13, 87013712), (16, 70698641), (26, 43506856), (52, 21753428), (104, 10876714), (208, 5438357)]