20960352

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 70211232

約数和(自身を除く): 49250880

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 37, 42, 48, 56, 63, 72, 74, 84, 96, 111, 112, 126, 144, 148, 168, 222, 224, 252, 259, 281, 288, 296, 333, 336, 444, 504, 518, 562, 592, 666, 672, 777, 843, 888, 1008, 1036, 1124, 1184, 1332, 1554, 1686, 1776, 1967, 2016, 2072, 2248, 2331, 2529, 2664, 3108, 3372, 3552, 3934, 4144, 4496, 4662, 5058, 5328, 5901, 6216, 6744, 7868, 8288, 8992, 9324, 10116, 10397, 10656, 11802, 12432, 13488, 15736, 17703, 18648, 20232, 20794, 23604, 24864, 26976, 31191, 31472, 35406, 37296, 40464, 41588, 47208, 62382, 62944, 70812, 72779, 74592, 80928, 83176, 93573, 94416, 124764, 141624, 145558, 166352, 187146, 188832, 218337, 249528, 283248, 291116, 332704, 374292, 436674, 499056, 566496, 582232, 655011, 748584, 873348, 998112, 1164464, 1310022, 1497168, 1746696, 2328928, 2620044, 2994336, 3493392, 5240088, 6986784, 10480176, 20960352]

約数ペア:

[(1, 20960352), (2, 10480176), (3, 6986784), (4, 5240088), (6, 3493392), (7, 2994336), (8, 2620044), (9, 2328928), (12, 1746696), (14, 1497168), (16, 1310022), (18, 1164464), (21, 998112), (24, 873348), (28, 748584), (32, 655011), (36, 582232), (37, 566496), (42, 499056), (48, 436674), (56, 374292), (63, 332704), (72, 291116), (74, 283248), (84, 249528), (96, 218337), (111, 188832), (112, 187146), (126, 166352), (144, 145558), (148, 141624), (168, 124764), (222, 94416), (224, 93573), (252, 83176), (259, 80928), (281, 74592), (288, 72779), (296, 70812), (333, 62944), (336, 62382), (444, 47208), (504, 41588), (518, 40464), (562, 37296), (592, 35406), (666, 31472), (672, 31191), (777, 26976), (843, 24864), (888, 23604), (1008, 20794), (1036, 20232), (1124, 18648), (1184, 17703), (1332, 15736), (1554, 13488), (1686, 12432), (1776, 11802), (1967, 10656), (2016, 10397), (2072, 10116), (2248, 9324), (2331, 8992), (2529, 8288), (2664, 7868), (3108, 6744), (3372, 6216), (3552, 5901), (3934, 5328), (4144, 5058), (4496, 4662)]