20189914929

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{3510679}}^1$

素因数の和:3510762

約数の個数: 20

約数和(自身を含む): 30585044160

約数和(自身を除く): 10395129231

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 3510679, 10532037, 31596111, 94788333, 249258209, 284364999, 747774627, 2243323881, 6729971643, 20189914929]

約数ペア:

[(1, 20189914929), (3, 6729971643), (9, 2243323881), (27, 747774627), (71, 284364999), (81, 249258209), (213, 94788333), (639, 31596111), (1917, 10532037), (5751, 3510679)]