20129772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{129037}}^1$

素因数の和:129057

約数の個数: 24

約数和(自身を含む): 50582896

約数和(自身を除く): 30453124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 129037, 258074, 387111, 516148, 774222, 1548444, 1677481, 3354962, 5032443, 6709924, 10064886, 20129772]

約数ペア:

[(1, 20129772), (2, 10064886), (3, 6709924), (4, 5032443), (6, 3354962), (12, 1677481), (13, 1548444), (26, 774222), (39, 516148), (52, 387111), (78, 258074), (156, 129037)]