20496372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 54698112

約数和(自身を除く): 34201740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 53, 67, 74, 78, 106, 111, 134, 148, 156, 159, 201, 212, 222, 268, 318, 402, 444, 481, 636, 689, 804, 871, 962, 1378, 1443, 1742, 1924, 1961, 2067, 2479, 2613, 2756, 2886, 3484, 3551, 3922, 4134, 4958, 5226, 5772, 5883, 7102, 7437, 7844, 8268, 9916, 10452, 10653, 11766, 14204, 14874, 21306, 23532, 25493, 29748, 32227, 42612, 46163, 50986, 64454, 76479, 92326, 96681, 101972, 128908, 131387, 138489, 152958, 184652, 193362, 262774, 276978, 305916, 386724, 394161, 525548, 553956, 788322, 1576644, 1708031, 3416062, 5124093, 6832124, 10248186, 20496372]

約数ペア:

[(1, 20496372), (2, 10248186), (3, 6832124), (4, 5124093), (6, 3416062), (12, 1708031), (13, 1576644), (26, 788322), (37, 553956), (39, 525548), (52, 394161), (53, 386724), (67, 305916), (74, 276978), (78, 262774), (106, 193362), (111, 184652), (134, 152958), (148, 138489), (156, 131387), (159, 128908), (201, 101972), (212, 96681), (222, 92326), (268, 76479), (318, 64454), (402, 50986), (444, 46163), (481, 42612), (636, 32227), (689, 29748), (804, 25493), (871, 23532), (962, 21306), (1378, 14874), (1443, 14204), (1742, 11766), (1924, 10653), (1961, 10452), (2067, 9916), (2479, 8268), (2613, 7844), (2756, 7437), (2886, 7102), (3484, 5883), (3551, 5772), (3922, 5226), (4134, 4958)]