20943968481

素因数分解:

$3^2\times {\mathrm{947}}^1\times {\mathrm{2457347}}^1$

素因数の和:2458300

約数の個数: 12

約数和(自身を含む): 30284356752

約数和(自身を除く): 9340388271

約数列:

[1, 3, 9, 947, 2841, 8523, 2457347, 7372041, 22116123, 2327107609, 6981322827, 20943968481]

約数ペア:

[(1, 20943968481), (3, 6981322827), (9, 2327107609), (947, 22116123), (2841, 7372041), (8523, 2457347)]