20100459

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{557}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 28069632

約数和(自身を除く): 7969173

約数列:

[1, 3, 23, 69, 523, 557, 1569, 1671, 12029, 12811, 36087, 38433, 291311, 873933, 6700153, 20100459]

約数ペア:

[(1, 20100459), (3, 6700153), (23, 873933), (69, 291311), (523, 38433), (557, 36087), (1569, 12811), (1671, 12029)]