20236443

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{947}}^1$

素因数の和:1386

約数の個数: 16

約数和(自身を含む): 28667520

約数和(自身を除く): 8431077

約数列:

[1, 3, 17, 51, 419, 947, 1257, 2841, 7123, 16099, 21369, 48297, 396793, 1190379, 6745481, 20236443]

約数ペア:

[(1, 20236443), (3, 6745481), (17, 1190379), (51, 396793), (419, 48297), (947, 21369), (1257, 16099), (2841, 7123)]