20147742585

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2272729}}^1$

素因数の和:2272937

約数の個数: 24

約数和(自身を含む): 35100042120

約数和(自身を除く): 14952299535

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 8865, 2272729, 6818187, 11363645, 20454561, 34090935, 102272805, 447727613, 1343182839, 2238638065, 4029548517, 6715914195, 20147742585]

約数ペア:

[(1, 20147742585), (3, 6715914195), (5, 4029548517), (9, 2238638065), (15, 1343182839), (45, 447727613), (197, 102272805), (591, 34090935), (985, 20454561), (1773, 11363645), (2955, 6818187), (8865, 2272729)]