20160507978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{136973}}^1$

素因数の和:137048

約数の個数: 96

約数和(自身を含む): 51154857936

約数和(自身を除く): 30994349958

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 37, 39, 51, 74, 78, 102, 111, 117, 153, 221, 222, 234, 306, 333, 442, 481, 629, 663, 666, 962, 1258, 1326, 1443, 1887, 1989, 2886, 3774, 3978, 4329, 5661, 8177, 8658, 11322, 16354, 24531, 49062, 73593, 136973, 147186, 273946, 410919, 821838, 1232757, 1780649, 2328541, 2465514, 3561298, 4657082, 5068001, 5341947, 6985623, 10136002, 10683894, 13971246, 15204003, 16025841, 20956869, 30271033, 30408006, 32051682, 41913738, 45612009, 60542066, 65884013, 86156017, 90813099, 91224018, 131768026, 172312034, 181626198, 197652039, 258468051, 272439297, 395304078, 516936102, 544878594, 592956117, 775404153, 1120028221, 1185912234, 1550808306, 2240056442, 3360084663, 6720169326, 10080253989, 20160507978]

約数ペア:

[(1, 20160507978), (2, 10080253989), (3, 6720169326), (6, 3360084663), (9, 2240056442), (13, 1550808306), (17, 1185912234), (18, 1120028221), (26, 775404153), (34, 592956117), (37, 544878594), (39, 516936102), (51, 395304078), (74, 272439297), (78, 258468051), (102, 197652039), (111, 181626198), (117, 172312034), (153, 131768026), (221, 91224018), (222, 90813099), (234, 86156017), (306, 65884013), (333, 60542066), (442, 45612009), (481, 41913738), (629, 32051682), (663, 30408006), (666, 30271033), (962, 20956869), (1258, 16025841), (1326, 15204003), (1443, 13971246), (1887, 10683894), (1989, 10136002), (2886, 6985623), (3774, 5341947), (3978, 5068001), (4329, 4657082), (5661, 3561298), (8177, 2465514), (8658, 2328541), (11322, 1780649), (16354, 1232757), (24531, 821838), (49062, 410919), (73593, 273946), (136973, 147186)]