20195647965

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1\times {\mathrm{12823}}^1$

素因数の和:13994

約数の個数: 48

約数和(自身を含む): 36169835520

約数和(自身を除く): 15974187555

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1129, 1395, 3387, 5645, 10161, 12823, 16935, 34999, 38469, 50805, 64115, 104997, 115407, 174995, 192345, 314991, 397513, 524985, 577035, 1192539, 1574955, 1987565, 3577617, 5962695, 14477167, 17888085, 43431501, 72385835, 130294503, 217157505, 448792177, 651472515, 1346376531, 2243960885, 4039129593, 6731882655, 20195647965]

約数ペア:

[(1, 20195647965), (3, 6731882655), (5, 4039129593), (9, 2243960885), (15, 1346376531), (31, 651472515), (45, 448792177), (93, 217157505), (155, 130294503), (279, 72385835), (465, 43431501), (1129, 17888085), (1395, 14477167), (3387, 5962695), (5645, 3577617), (10161, 1987565), (12823, 1574955), (16935, 1192539), (34999, 577035), (38469, 524985), (50805, 397513), (64115, 314991), (104997, 192345), (115407, 174995)]