18264909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 27783840

約数和(自身を除く): 9518931

約数列:

[1, 3, 13, 19, 39, 57, 157, 247, 471, 741, 2041, 2983, 6123, 8949, 24649, 38779, 73947, 116337, 320437, 468331, 961311, 1404993, 6088303, 18264909]

約数ペア:

[(1, 18264909), (3, 6088303), (13, 1404993), (19, 961311), (39, 468331), (57, 320437), (157, 116337), (247, 73947), (471, 38779), (741, 24649), (2041, 8949), (2983, 6123)]