20496490578

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{103867}}^1$

素因数の和:104471

約数の個数: 48

約数和(自身を含む): 46827849120

約数和(自身を除く): 26331358542

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 577, 1154, 1731, 3462, 5193, 10386, 10963, 21926, 32889, 65778, 98667, 103867, 197334, 207734, 311601, 623202, 934803, 1869606, 1973473, 3946946, 5920419, 11840838, 17761257, 35522514, 59931259, 119862518, 179793777, 359587554, 539381331, 1078762662, 1138693921, 2277387842, 3416081763, 6832163526, 10248245289, 20496490578]

約数ペア:

[(1, 20496490578), (2, 10248245289), (3, 6832163526), (6, 3416081763), (9, 2277387842), (18, 1138693921), (19, 1078762662), (38, 539381331), (57, 359587554), (114, 179793777), (171, 119862518), (342, 59931259), (577, 35522514), (1154, 17761257), (1731, 11840838), (3462, 5920419), (5193, 3946946), (10386, 1973473), (10963, 1869606), (21926, 934803), (32889, 623202), (65778, 311601), (98667, 207734), (103867, 197334)]