12490588

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 36

約数和(自身を含む): 24332616

約数和(自身を除く): 11842028

約数列:

[1, 2, 4, 11, 22, 44, 121, 131, 197, 242, 262, 394, 484, 524, 788, 1441, 2167, 2882, 4334, 5764, 8668, 15851, 23837, 25807, 31702, 47674, 51614, 63404, 95348, 103228, 283877, 567754, 1135508, 3122647, 6245294, 12490588]

約数ペア:

[(1, 12490588), (2, 6245294), (4, 3122647), (11, 1135508), (22, 567754), (44, 283877), (121, 103228), (131, 95348), (197, 63404), (242, 51614), (262, 47674), (394, 31702), (484, 25807), (524, 23837), (788, 15851), (1441, 8668), (2167, 5764), (2882, 4334)]