18584621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 4743379

約数列:

[1, 11, 17, 23, 29, 149, 187, 253, 319, 391, 493, 667, 1639, 2533, 3427, 4301, 4321, 5423, 7337, 11339, 27863, 37697, 47531, 58259, 73457, 99383, 124729, 640849, 808027, 1093213, 1689511, 18584621]

約数ペア:

[(1, 18584621), (11, 1689511), (17, 1093213), (23, 808027), (29, 640849), (149, 124729), (187, 99383), (253, 73457), (319, 58259), (391, 47531), (493, 37697), (667, 27863), (1639, 11339), (2533, 7337), (3427, 5423), (4301, 4321)]