20339391

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{2153}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 28122624

約数和(自身を除く): 7783233

約数列:

[1, 3, 47, 67, 141, 201, 2153, 3149, 6459, 9447, 101191, 144251, 303573, 432753, 6779797, 20339391]

約数ペア:

[(1, 20339391), (3, 6779797), (47, 432753), (67, 303573), (141, 144251), (201, 101191), (2153, 9447), (3149, 6459)]