20115573

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2879}}^1$

素因数の和:3036

約数の個数: 16

約数和(自身を含む): 28615680

約数和(自身を除く): 8500107

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2879, 6987, 8637, 48943, 146829, 394423, 1183269, 6705191, 20115573]

約数ペア:

[(1, 20115573), (3, 6705191), (17, 1183269), (51, 394423), (137, 146829), (411, 48943), (2329, 8637), (2879, 6987)]