20983443

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18553}}^1$

素因数の和:18598

約数の個数: 16

約数和(自身を含む): 31170720

約数和(自身を除く): 10187277

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 18553, 55659, 241189, 538037, 723567, 1614111, 6994481, 20983443]

約数ペア:

[(1, 20983443), (3, 6994481), (13, 1614111), (29, 723567), (39, 538037), (87, 241189), (377, 55659), (1131, 18553)]