2018993020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9177241}}^1$

素因数の和:9177261

約数の個数: 24

約数和(自身を含む): 4625329968

約数和(自身を除く): 2606336948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9177241, 18354482, 36708964, 45886205, 91772410, 100949651, 183544820, 201899302, 403798604, 504748255, 1009496510, 2018993020]

約数ペア:

[(1, 2018993020), (2, 1009496510), (4, 504748255), (5, 403798604), (10, 201899302), (11, 183544820), (20, 100949651), (22, 91772410), (44, 45886205), (55, 36708964), (110, 18354482), (220, 9177241)]