20027973

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5851}}^1$

素因数の和:6024

約数の個数: 16

約数和(自身を含む): 30711296

約数和(自身を除く): 10683323

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5851, 17553, 40957, 122871, 953713, 2861139, 6675991, 20027973]

約数ペア:

[(1, 20027973), (3, 6675991), (7, 2861139), (21, 953713), (163, 122871), (489, 40957), (1141, 17553), (3423, 5851)]