20858646

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{7919}}^1$

素因数の和:8363

約数の個数: 16

約数和(自身を含む): 41817600

約数和(自身を除く): 20958954

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 7919, 15838, 23757, 47514, 3476441, 6952882, 10429323, 20858646]

約数ペア:

[(1, 20858646), (2, 10429323), (3, 6952882), (6, 3476441), (439, 47514), (878, 23757), (1317, 15838), (2634, 7919)]