18489195

素因数分解:

$3^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{907}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 33123840

約数和(自身を除く): 14634645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151, 453, 755, 907, 1359, 2265, 2721, 4077, 4535, 6795, 8163, 13605, 20385, 24489, 40815, 122445, 136957, 410871, 684785, 1232613, 2054355, 3697839, 6163065, 18489195]

約数ペア:

[(1, 18489195), (3, 6163065), (5, 3697839), (9, 2054355), (15, 1232613), (27, 684785), (45, 410871), (135, 136957), (151, 122445), (453, 40815), (755, 24489), (907, 20385), (1359, 13605), (2265, 8163), (2721, 6795), (4077, 4535)]