20413005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80051}}^1$

素因数の和:80076

約数の個数: 16

約数和(自身を含む): 34582464

約数和(自身を除く): 14169459

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 80051, 240153, 400255, 1200765, 1360867, 4082601, 6804335, 20413005]

約数ペア:

[(1, 20413005), (3, 6804335), (5, 4082601), (15, 1360867), (17, 1200765), (51, 400255), (85, 240153), (255, 80051)]