20078292

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 54698112

約数和(自身を除く): 34619820

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 67, 68, 78, 102, 113, 134, 156, 201, 204, 221, 226, 268, 339, 402, 442, 452, 663, 678, 804, 871, 884, 1139, 1326, 1356, 1469, 1742, 1921, 2278, 2613, 2652, 2938, 3417, 3484, 3842, 4407, 4556, 5226, 5763, 5876, 6834, 7571, 7684, 8814, 10452, 11526, 13668, 14807, 15142, 17628, 22713, 23052, 24973, 29614, 30284, 44421, 45426, 49946, 59228, 74919, 88842, 90852, 98423, 99892, 128707, 149838, 177684, 196846, 257414, 295269, 299676, 386121, 393692, 514828, 590538, 772242, 1181076, 1544484, 1673191, 3346382, 5019573, 6692764, 10039146, 20078292]

約数ペア:

[(1, 20078292), (2, 10039146), (3, 6692764), (4, 5019573), (6, 3346382), (12, 1673191), (13, 1544484), (17, 1181076), (26, 772242), (34, 590538), (39, 514828), (51, 393692), (52, 386121), (67, 299676), (68, 295269), (78, 257414), (102, 196846), (113, 177684), (134, 149838), (156, 128707), (201, 99892), (204, 98423), (221, 90852), (226, 88842), (268, 74919), (339, 59228), (402, 49946), (442, 45426), (452, 44421), (663, 30284), (678, 29614), (804, 24973), (871, 23052), (884, 22713), (1139, 17628), (1326, 15142), (1356, 14807), (1469, 13668), (1742, 11526), (1921, 10452), (2278, 8814), (2613, 7684), (2652, 7571), (2938, 6834), (3417, 5876), (3484, 5763), (3842, 5226), (4407, 4556)]