19876186

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3571}}^1$

素因数の和:3618

約数の個数: 24

約数和(自身を含む): 34205472

約数和(自身を除く): 14329286

約数列:

[1, 2, 11, 22, 23, 46, 121, 242, 253, 506, 2783, 3571, 5566, 7142, 39281, 78562, 82133, 164266, 432091, 864182, 903463, 1806926, 9938093, 19876186]

約数ペア:

[(1, 19876186), (2, 9938093), (11, 1806926), (22, 903463), (23, 864182), (46, 432091), (121, 164266), (242, 82133), (253, 78562), (506, 39281), (2783, 7142), (3571, 5566)]