20177996958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{220279}}^1$

素因数の和:221021

約数の個数: 48

約数和(自身を含む): 50033518080

約数和(自身を除く): 29855521122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 727, 1454, 2181, 4362, 5089, 6543, 10178, 13086, 15267, 30534, 45801, 91602, 220279, 440558, 660837, 1321674, 1541953, 1982511, 3083906, 3965022, 4625859, 9251718, 13877577, 27755154, 160142833, 320285666, 480428499, 960856998, 1120999831, 1441285497, 2241999662, 2882570994, 3362999493, 6725998986, 10088998479, 20177996958]

約数ペア:

[(1, 20177996958), (2, 10088998479), (3, 6725998986), (6, 3362999493), (7, 2882570994), (9, 2241999662), (14, 1441285497), (18, 1120999831), (21, 960856998), (42, 480428499), (63, 320285666), (126, 160142833), (727, 27755154), (1454, 13877577), (2181, 9251718), (4362, 4625859), (5089, 3965022), (6543, 3083906), (10178, 1982511), (13086, 1541953), (15267, 1321674), (30534, 660837), (45801, 440558), (91602, 220279)]