20512363495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10179833}}^1$

素因数の和:10179882

約数の個数: 16

約数和(自身を含む): 27363393792

約数和(自身を除く): 6851030297

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 10179833, 50899165, 132337829, 315574823, 661689145, 1577874115, 4102472699, 20512363495]

約数ペア:

[(1, 20512363495), (5, 4102472699), (13, 1577874115), (31, 661689145), (65, 315574823), (155, 132337829), (403, 50899165), (2015, 10179833)]