20237085

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40883}}^1$

素因数の和:40905

約数の個数: 24

約数和(自身を含む): 38267424

約数和(自身を除く): 18030339

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 40883, 122649, 204415, 367947, 449713, 613245, 1349139, 1839735, 2248565, 4047417, 6745695, 20237085]

約数ペア:

[(1, 20237085), (3, 6745695), (5, 4047417), (9, 2248565), (11, 1839735), (15, 1349139), (33, 613245), (45, 449713), (55, 367947), (99, 204415), (165, 122649), (495, 40883)]