19492099220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88600451}}^1$

素因数の和:88600471

約数の個数: 24

約数和(自身を含む): 44654627808

約数和(自身を除く): 25162528588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 88600451, 177200902, 354401804, 443002255, 886004510, 974604961, 1772009020, 1949209922, 3898419844, 4873024805, 9746049610, 19492099220]

約数ペア:

[(1, 19492099220), (2, 9746049610), (4, 4873024805), (5, 3898419844), (10, 1949209922), (11, 1772009020), (20, 974604961), (22, 886004510), (44, 443002255), (55, 354401804), (110, 177200902), (220, 88600451)]