20747354544

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{556289}}^1$

素因数の和:556347

約数の個数: 120

約数和(自身を含む): 68152200480

約数和(自身を除く): 47404845936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 56, 63, 72, 74, 84, 111, 112, 126, 144, 148, 168, 222, 252, 259, 296, 333, 336, 444, 504, 518, 592, 666, 777, 888, 1008, 1036, 1332, 1554, 1776, 2072, 2331, 2664, 3108, 4144, 4662, 5328, 6216, 9324, 12432, 18648, 37296, 556289, 1112578, 1668867, 2225156, 3337734, 3894023, 4450312, 5006601, 6675468, 7788046, 8900624, 10013202, 11682069, 13350936, 15576092, 20026404, 20582693, 23364138, 26701872, 31152184, 35046207, 40052808, 41165386, 46728276, 61748079, 62304368, 70092414, 80105616, 82330772, 93456552, 123496158, 140184828, 144078851, 164661544, 185244237, 186913104, 246992316, 280369656, 288157702, 329323088, 370488474, 432236553, 493984632, 560739312, 576315404, 740976948, 864473106, 987969264, 1152630808, 1296709659, 1481953896, 1728946212, 2305261616, 2593419318, 2963907792, 3457892424, 5186838636, 6915784848, 10373677272, 20747354544]

約数ペア:

[(1, 20747354544), (2, 10373677272), (3, 6915784848), (4, 5186838636), (6, 3457892424), (7, 2963907792), (8, 2593419318), (9, 2305261616), (12, 1728946212), (14, 1481953896), (16, 1296709659), (18, 1152630808), (21, 987969264), (24, 864473106), (28, 740976948), (36, 576315404), (37, 560739312), (42, 493984632), (48, 432236553), (56, 370488474), (63, 329323088), (72, 288157702), (74, 280369656), (84, 246992316), (111, 186913104), (112, 185244237), (126, 164661544), (144, 144078851), (148, 140184828), (168, 123496158), (222, 93456552), (252, 82330772), (259, 80105616), (296, 70092414), (333, 62304368), (336, 61748079), (444, 46728276), (504, 41165386), (518, 40052808), (592, 35046207), (666, 31152184), (777, 26701872), (888, 23364138), (1008, 20582693), (1036, 20026404), (1332, 15576092), (1554, 13350936), (1776, 11682069), (2072, 10013202), (2331, 8900624), (2664, 7788046), (3108, 6675468), (4144, 5006601), (4662, 4450312), (5328, 3894023), (6216, 3337734), (9324, 2225156), (12432, 1668867), (18648, 1112578), (37296, 556289)]