18966819935

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{4861}}^1$

素因数の和:5064

約数の個数: 64

約数和(自身を含む): 28094736384

約数和(自身を除く): 9127916449

約数列:

[1, 5, 7, 23, 35, 37, 115, 131, 161, 185, 259, 655, 805, 851, 917, 1295, 3013, 4255, 4585, 4847, 4861, 5957, 15065, 21091, 24235, 24305, 29785, 33929, 34027, 105455, 111481, 111803, 169645, 170135, 179857, 557405, 559015, 636791, 780367, 782621, 899285, 1258999, 3183955, 3901835, 3913105, 4136711, 4457537, 6294995, 14646193, 20683555, 22287685, 23561267, 28956977, 73230965, 102523351, 117806335, 144784885, 164928869, 512616755, 541909141, 824644345, 2709545705, 3793363987, 18966819935]

約数ペア:

[(1, 18966819935), (5, 3793363987), (7, 2709545705), (23, 824644345), (35, 541909141), (37, 512616755), (115, 164928869), (131, 144784885), (161, 117806335), (185, 102523351), (259, 73230965), (655, 28956977), (805, 23561267), (851, 22287685), (917, 20683555), (1295, 14646193), (3013, 6294995), (4255, 4457537), (4585, 4136711), (4847, 3913105), (4861, 3901835), (5957, 3183955), (15065, 1258999), (21091, 899285), (24235, 782621), (24305, 780367), (29785, 636791), (33929, 559015), (34027, 557405), (105455, 179857), (111481, 170135), (111803, 169645)]