31181852

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:462

約数の個数: 36

約数和(自身を含む): 59643360

約数和(自身を除く): 28461508

約数列:

[1, 2, 4, 13, 26, 52, 169, 193, 239, 338, 386, 478, 676, 772, 956, 2509, 3107, 5018, 6214, 10036, 12428, 32617, 40391, 46127, 65234, 80782, 92254, 130468, 161564, 184508, 599651, 1199302, 2398604, 7795463, 15590926, 31181852]

約数ペア:

[(1, 31181852), (2, 15590926), (4, 7795463), (13, 2398604), (26, 1199302), (52, 599651), (169, 184508), (193, 161564), (239, 130468), (338, 92254), (386, 80782), (478, 65234), (676, 46127), (772, 40391), (956, 32617), (2509, 12428), (3107, 10036), (5018, 6214)]