18516051

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 36

約数和(自身を含む): 29123640

約数和(自身を除く): 10607589

約数列:

[1, 3, 9, 19, 41, 57, 123, 139, 171, 361, 369, 417, 779, 1083, 1251, 2337, 2641, 3249, 5699, 7011, 7923, 14801, 17097, 23769, 44403, 50179, 51291, 108281, 133209, 150537, 324843, 451611, 974529, 2057339, 6172017, 18516051]

約数ペア:

[(1, 18516051), (3, 6172017), (9, 2057339), (19, 974529), (41, 451611), (57, 324843), (123, 150537), (139, 133209), (171, 108281), (361, 51291), (369, 50179), (417, 44403), (779, 23769), (1083, 17097), (1251, 14801), (2337, 7923), (2641, 7011), (3249, 5699)]