19014760985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{2473}}^1$

素因数の和:2750

約数の個数: 48

約数和(自身を含む): 25586305920

約数和(自身を除く): 6571544935

約数列:

[1, 5, 11, 55, 71, 121, 179, 355, 605, 781, 895, 1969, 2473, 3905, 8591, 9845, 12365, 12709, 21659, 27203, 42955, 63545, 108295, 136015, 139799, 175583, 299233, 442667, 698995, 877915, 1496165, 1537789, 1931413, 2213335, 4869337, 7688945, 9657065, 21245543, 24346685, 31429357, 53562707, 106227715, 157146785, 267813535, 345722927, 1728614635, 3802952197, 19014760985]

約数ペア:

[(1, 19014760985), (5, 3802952197), (11, 1728614635), (55, 345722927), (71, 267813535), (121, 157146785), (179, 106227715), (355, 53562707), (605, 31429357), (781, 24346685), (895, 21245543), (1969, 9657065), (2473, 7688945), (3905, 4869337), (8591, 2213335), (9845, 1931413), (12365, 1537789), (12709, 1496165), (21659, 877915), (27203, 698995), (42955, 442667), (63545, 299233), (108295, 175583), (136015, 139799)]