20163349985

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1\times {\mathrm{218419}}^1$

素因数の和:218960

約数の個数: 16

約数和(自身を含む): 24899880000

約数和(自身を除く): 4736530015

約数列:

[1, 5, 37, 185, 499, 2495, 18463, 92315, 218419, 1092095, 8081503, 40407515, 108991081, 544955405, 4032669997, 20163349985]

約数ペア:

[(1, 20163349985), (5, 4032669997), (37, 544955405), (185, 108991081), (499, 40407515), (2495, 8081503), (18463, 1092095), (92315, 218419)]