20456083989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2910241}}^1$

素因数の和:2910329

約数の個数: 24

約数和(自身を含む): 32687838144

約数和(自身を除く): 12231754155

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 7029, 2910241, 8730723, 26192169, 32012651, 96037953, 206627111, 288113859, 619881333, 1859643999, 2272898221, 6818694663, 20456083989]

約数ペア:

[(1, 20456083989), (3, 6818694663), (9, 2272898221), (11, 1859643999), (33, 619881333), (71, 288113859), (99, 206627111), (213, 96037953), (639, 32012651), (781, 26192169), (2343, 8730723), (7029, 2910241)]