18207578

素因数分解:

$2^1\times {\mathrm{17}}^4\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 20

約数和(自身を含む): 29284530

約数和(自身を除く): 11076952

約数列:

[1, 2, 17, 34, 109, 218, 289, 578, 1853, 3706, 4913, 9826, 31501, 63002, 83521, 167042, 535517, 1071034, 9103789, 18207578]

約数ペア:

[(1, 18207578), (2, 9103789), (17, 1071034), (34, 535517), (109, 167042), (218, 83521), (289, 63002), (578, 31501), (1853, 9826), (3706, 4913)]