20321566299

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{797581}}^1$

素因数の和:797755

約数の個数: 24

約数和(自身を含む): 31105698000

約数和(自身を除く): 10784131701

約数列:

[1, 3, 9, 19, 57, 149, 171, 447, 1341, 2831, 8493, 25479, 797581, 2392743, 7178229, 15154039, 45462117, 118839569, 136386351, 356518707, 1069556121, 2257951811, 6773855433, 20321566299]

約数ペア:

[(1, 20321566299), (3, 6773855433), (9, 2257951811), (19, 1069556121), (57, 356518707), (149, 136386351), (171, 118839569), (447, 45462117), (1341, 15154039), (2831, 7178229), (8493, 2392743), (25479, 797581)]