2019980151

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{405863}}^1$

素因数の和:405955

約数の個数: 24

約数和(自身を含む): 3376788480

約数和(自身を除く): 1356808329

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 405863, 1217589, 2841041, 3652767, 8523123, 25569369, 32063177, 96189531, 224442239, 288568593, 673326717, 2019980151]

約数ペア:

[(1, 2019980151), (3, 673326717), (7, 288568593), (9, 224442239), (21, 96189531), (63, 32063177), (79, 25569369), (237, 8523123), (553, 3652767), (711, 2841041), (1659, 1217589), (4977, 405863)]