20089191

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{727}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 27442688

約数和(自身を除く): 7353497

約数列:

[1, 3, 61, 151, 183, 453, 727, 2181, 9211, 27633, 44347, 109777, 133041, 329331, 6696397, 20089191]

約数ペア:

[(1, 20089191), (3, 6696397), (61, 329331), (151, 133041), (183, 109777), (453, 44347), (727, 27633), (2181, 9211)]