12980668

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{463}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 23437568

約数和(自身を除く): 10456900

約数列:

[1, 2, 4, 43, 86, 163, 172, 326, 463, 652, 926, 1852, 7009, 14018, 19909, 28036, 39818, 75469, 79636, 150938, 301876, 3245167, 6490334, 12980668]

約数ペア:

[(1, 12980668), (2, 6490334), (4, 3245167), (43, 301876), (86, 150938), (163, 79636), (172, 75469), (326, 39818), (463, 28036), (652, 19909), (926, 14018), (1852, 7009)]