20148207

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2729}}^1$

素因数の和:2862

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 8156433

約数列:

[1, 3, 23, 69, 107, 321, 2461, 2729, 7383, 8187, 62767, 188301, 292003, 876009, 6716069, 20148207]

約数ペア:

[(1, 20148207), (3, 6716069), (23, 876009), (69, 292003), (107, 188301), (321, 62767), (2461, 8187), (2729, 7383)]