20852913

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 28809216

約数和(自身を除く): 7956303

約数列:

[1, 3, 47, 71, 141, 213, 2083, 3337, 6249, 10011, 97901, 147893, 293703, 443679, 6950971, 20852913]

約数ペア:

[(1, 20852913), (3, 6950971), (47, 443679), (71, 293703), (141, 147893), (213, 97901), (2083, 10011), (3337, 6249)]