18828045

素因数分解:

$3^4\times 5^1\times {\mathrm{46489}}^1$

素因数の和:46506

約数の個数: 20

約数和(自身を含む): 33751740

約数和(自身を除く): 14923695

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 46489, 139467, 232445, 418401, 697335, 1255203, 2092005, 3765609, 6276015, 18828045]

約数ペア:

[(1, 18828045), (3, 6276015), (5, 3765609), (9, 2092005), (15, 1255203), (27, 697335), (45, 418401), (81, 232445), (135, 139467), (405, 46489)]