66924208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{321751}}^1$

素因数の和:321772

約数の個数: 20

約数和(自身を含む): 139640368

約数和(自身を除く): 72716160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 321751, 643502, 1287004, 2574008, 4182763, 5148016, 8365526, 16731052, 33462104, 66924208]

約数ペア:

[(1, 66924208), (2, 33462104), (4, 16731052), (8, 8365526), (13, 5148016), (16, 4182763), (26, 2574008), (52, 1287004), (104, 643502), (208, 321751)]