20078064604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29701279}}^1$

素因数の和:29701309

約数の個数: 18

約数和(自身を含む): 38047339680

約数和(自身を除く): 17969275076

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29701279, 59402558, 118805116, 386116627, 772233254, 1544466508, 5019516151, 10039032302, 20078064604]

約数ペア:

[(1, 20078064604), (2, 10039032302), (4, 5019516151), (13, 1544466508), (26, 772233254), (52, 386116627), (169, 118805116), (338, 59402558), (676, 29701279)]