1821981694

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{986989}}^1$

素因数の和:987075

約数の個数: 16

約数和(自身を含む): 2984657760

約数和(自身を除く): 1162676066

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 986989, 1973978, 12830857, 25661714, 70076219, 140152438, 910990847, 1821981694]

約数ペア:

[(1, 1821981694), (2, 910990847), (13, 140152438), (26, 70076219), (71, 25661714), (142, 12830857), (923, 1973978), (1846, 986989)]