18810063

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{1283}}^1$

素因数の和:1476

約数の個数: 20

約数和(自身を含む): 28276248

約数和(自身を除く): 9466185

約数列:

[1, 3, 9, 27, 81, 181, 543, 1283, 1629, 3849, 4887, 11547, 14661, 34641, 103923, 232223, 696669, 2090007, 6270021, 18810063]

約数ペア:

[(1, 18810063), (3, 6270021), (9, 2090007), (27, 696669), (81, 232223), (181, 103923), (543, 34641), (1283, 14661), (1629, 11547), (3849, 4887)]