2018995220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9177251}}^1$

素因数の和:9177271

約数の個数: 24

約数和(自身を含む): 4625335008

約数和(自身を除く): 2606339788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9177251, 18354502, 36709004, 45886255, 91772510, 100949761, 183545020, 201899522, 403799044, 504748805, 1009497610, 2018995220]

約数ペア:

[(1, 2018995220), (2, 1009497610), (4, 504748805), (5, 403799044), (10, 201899522), (11, 183545020), (20, 100949761), (22, 91772510), (44, 45886255), (55, 36709004), (110, 18354502), (220, 9177251)]