18967203

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10181}}^1$

素因数の和:10216

約数の個数: 20

約数和(自身を含む): 29568528

約数和(自身を除く): 10601325

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10181, 30543, 91629, 234163, 274887, 702489, 824661, 2107467, 6322401, 18967203]

約数ペア:

[(1, 18967203), (3, 6322401), (9, 2107467), (23, 824661), (27, 702489), (69, 274887), (81, 234163), (207, 91629), (621, 30543), (1863, 10181)]