20543804

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 36631056

約数和(自身を除く): 16087252

約数列:

[1, 2, 4, 101, 202, 211, 241, 404, 422, 482, 844, 964, 21311, 24341, 42622, 48682, 50851, 85244, 97364, 101702, 203404, 5135951, 10271902, 20543804]

約数ペア:

[(1, 20543804), (2, 10271902), (4, 5135951), (101, 203404), (202, 101702), (211, 97364), (241, 85244), (404, 50851), (422, 48682), (482, 42622), (844, 24341), (964, 21311)]