66866852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67679}}^1$

素因数の和:67715

約数の個数: 24

約数和(自身を含む): 132652800

約数和(自身を除く): 65785948

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 67679, 135358, 270716, 879827, 1285901, 1759654, 2571802, 3519308, 5143604, 16716713, 33433426, 66866852]

約数ペア:

[(1, 66866852), (2, 33433426), (4, 16716713), (13, 5143604), (19, 3519308), (26, 2571802), (38, 1759654), (52, 1285901), (76, 879827), (247, 270716), (494, 135358), (988, 67679)]