19478254

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 29711376

約数和(自身を除く): 10233122

約数列:

[1, 2, 101, 202, 211, 422, 457, 914, 21311, 42622, 46157, 92314, 96427, 192854, 9739127, 19478254]

約数ペア:

[(1, 19478254), (2, 9739127), (101, 192854), (202, 96427), (211, 92314), (422, 46157), (457, 42622), (914, 21311)]