19904474

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 30360096

約数和(自身を除く): 10455622

約数列:

[1, 2, 101, 202, 211, 422, 467, 934, 21311, 42622, 47167, 94334, 98537, 197074, 9952237, 19904474]

約数ペア:

[(1, 19904474), (2, 9952237), (101, 197074), (202, 98537), (211, 94334), (422, 47167), (467, 42622), (934, 21311)]