18440390664

素因数分解:

$2^3\times 3^4\times {\mathrm{109}}^1\times {\mathrm{261077}}^1$

素因数の和:261204

約数の個数: 80

約数和(自身を含む): 52124222700

約数和(自身を除く): 33683832036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 109, 162, 216, 218, 324, 327, 436, 648, 654, 872, 981, 1308, 1962, 2616, 2943, 3924, 5886, 7848, 8829, 11772, 17658, 23544, 35316, 70632, 261077, 522154, 783231, 1044308, 1566462, 2088616, 2349693, 3132924, 4699386, 6265848, 7049079, 9398772, 14098158, 18797544, 21147237, 28196316, 28457393, 42294474, 56392632, 56914786, 84588948, 85372179, 113829572, 169177896, 170744358, 227659144, 256116537, 341488716, 512233074, 682977432, 768349611, 1024466148, 1536699222, 2048932296, 2305048833, 3073398444, 4610097666, 6146796888, 9220195332, 18440390664]

約数ペア:

[(1, 18440390664), (2, 9220195332), (3, 6146796888), (4, 4610097666), (6, 3073398444), (8, 2305048833), (9, 2048932296), (12, 1536699222), (18, 1024466148), (24, 768349611), (27, 682977432), (36, 512233074), (54, 341488716), (72, 256116537), (81, 227659144), (108, 170744358), (109, 169177896), (162, 113829572), (216, 85372179), (218, 84588948), (324, 56914786), (327, 56392632), (436, 42294474), (648, 28457393), (654, 28196316), (872, 21147237), (981, 18797544), (1308, 14098158), (1962, 9398772), (2616, 7049079), (2943, 6265848), (3924, 4699386), (5886, 3132924), (7848, 2349693), (8829, 2088616), (11772, 1566462), (17658, 1044308), (23544, 783231), (35316, 522154), (70632, 261077)]