20492647

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{59}}^2$

素因数の和:183

約数の個数: 18

約数和(自身を含む): 24673688

約数和(自身を除く): 4181041

約数列:

[1, 7, 29, 59, 203, 413, 841, 1711, 3481, 5887, 11977, 24367, 49619, 100949, 347333, 706643, 2927521, 20492647]

約数ペア:

[(1, 20492647), (7, 2927521), (29, 706643), (59, 347333), (203, 100949), (413, 49619), (841, 24367), (1711, 11977), (3481, 5887)]