18147645

素因数分解:

$3^4\times 5^1\times {\mathrm{44809}}^1$

素因数の和:44826

約数の個数: 20

約数和(自身を含む): 32532060

約数和(自身を除く): 14384415

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 44809, 134427, 224045, 403281, 672135, 1209843, 2016405, 3629529, 6049215, 18147645]

約数ペア:

[(1, 18147645), (3, 6049215), (5, 3629529), (9, 2016405), (15, 1209843), (27, 672135), (45, 403281), (81, 224045), (135, 134427), (405, 44809)]