19018565545

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{13687}}^1$

素因数の和:13802

約数の個数: 48

約数和(自身を含む): 27732983040

約数和(自身を除く): 8714417495

約数列:

[1, 5, 7, 29, 35, 37, 145, 185, 203, 259, 1015, 1073, 1295, 1369, 5365, 6845, 7511, 9583, 13687, 37555, 39701, 47915, 68435, 95809, 198505, 277907, 396923, 479045, 506419, 1389535, 1984615, 2532095, 2778461, 3544933, 13892305, 14686151, 17724665, 18737503, 73430755, 93687515, 102803057, 131162521, 514015285, 543387587, 655812605, 2716937935, 3803713109, 19018565545]

約数ペア:

[(1, 19018565545), (5, 3803713109), (7, 2716937935), (29, 655812605), (35, 543387587), (37, 514015285), (145, 131162521), (185, 102803057), (203, 93687515), (259, 73430755), (1015, 18737503), (1073, 17724665), (1295, 14686151), (1369, 13892305), (5365, 3544933), (6845, 2778461), (7511, 2532095), (9583, 1984615), (13687, 1389535), (37555, 506419), (39701, 479045), (47915, 396923), (68435, 277907), (95809, 198505)]