20389832

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{16879}}^1$

素因数の和:17036

約数の個数: 16

約数和(自身を含む): 38486400

約数和(自身を除く): 18096568

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 16879, 33758, 67516, 135032, 2548729, 5097458, 10194916, 20389832]

約数ペア:

[(1, 20389832), (2, 10194916), (4, 5097458), (8, 2548729), (151, 135032), (302, 67516), (604, 33758), (1208, 16879)]