20163822920

素因数分解:

$2^3\times 5^1\times {\mathrm{504095573}}^1$

素因数の和:504095584

約数の個数: 16

約数和(自身を含む): 45368601660

約数和(自身を除く): 25204778740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504095573, 1008191146, 2016382292, 2520477865, 4032764584, 5040955730, 10081911460, 20163822920]

約数ペア:

[(1, 20163822920), (2, 10081911460), (4, 5040955730), (5, 4032764584), (8, 2520477865), (10, 2016382292), (20, 1008191146), (40, 504095573)]