19423716405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{1709}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 32417003520

約数和(自身を除く): 12993287115

約数列:

[1, 3, 5, 15, 43, 67, 129, 201, 215, 263, 335, 645, 789, 1005, 1315, 1709, 2881, 3945, 5127, 8545, 8643, 11309, 14405, 17621, 25635, 33927, 43215, 52863, 56545, 73487, 88105, 114503, 169635, 220461, 264315, 343509, 367435, 449467, 572515, 757703, 1102305, 1348401, 1717545, 2247335, 2273109, 3788515, 4923629, 6742005, 11365545, 14770887, 19327081, 24618145, 30114289, 57981243, 73854435, 90342867, 96635405, 150571445, 289906215, 451714335, 1294914427, 3884743281, 6474572135, 19423716405]

約数ペア:

[(1, 19423716405), (3, 6474572135), (5, 3884743281), (15, 1294914427), (43, 451714335), (67, 289906215), (129, 150571445), (201, 96635405), (215, 90342867), (263, 73854435), (335, 57981243), (645, 30114289), (789, 24618145), (1005, 19327081), (1315, 14770887), (1709, 11365545), (2881, 6742005), (3945, 4923629), (5127, 3788515), (8545, 2273109), (8643, 2247335), (11309, 1717545), (14405, 1348401), (17621, 1102305), (25635, 757703), (33927, 572515), (43215, 449467), (52863, 367435), (56545, 343509), (73487, 264315), (88105, 220461), (114503, 169635)]