20691378990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{76634737}}^1$

素因数の和:76634753

約数の個数: 32

約数和(自身を含む): 55177011360

約数和(自身を除く): 34485632370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 76634737, 153269474, 229904211, 383173685, 459808422, 689712633, 766347370, 1149521055, 1379425266, 2069137899, 2299042110, 3448563165, 4138275798, 6897126330, 10345689495, 20691378990]

約数ペア:

[(1, 20691378990), (2, 10345689495), (3, 6897126330), (5, 4138275798), (6, 3448563165), (9, 2299042110), (10, 2069137899), (15, 1379425266), (18, 1149521055), (27, 766347370), (30, 689712633), (45, 459808422), (54, 383173685), (90, 229904211), (135, 153269474), (270, 76634737)]