20654531016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{6823}}^1$

素因数の和:7363

約数の個数: 128

約数和(自身を含む): 60741242880

約数和(自身を除く): 40086711864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 487, 518, 777, 888, 974, 1036, 1461, 1554, 1948, 2072, 2922, 3108, 3409, 3896, 5844, 6216, 6818, 6823, 10227, 11688, 13636, 13646, 18019, 20454, 20469, 27272, 27292, 36038, 40908, 40938, 47761, 54057, 54584, 72076, 81816, 81876, 95522, 108114, 126133, 143283, 144152, 163752, 191044, 216228, 252266, 252451, 286566, 378399, 382088, 432456, 504532, 504902, 573132, 756798, 757353, 1009064, 1009804, 1146264, 1513596, 1514706, 1767157, 2019608, 3027192, 3029412, 3322801, 3534314, 5301471, 6058824, 6645602, 7068628, 9968403, 10602942, 13291204, 14137256, 19936806, 21205884, 23259607, 26582408, 39873612, 42411768, 46519214, 69778821, 79747224, 93038428, 122943637, 139557642, 186076856, 245887274, 279115284, 368830911, 491774548, 558230568, 737661822, 860605459, 983549096, 1475323644, 1721210918, 2581816377, 2950647288, 3442421836, 5163632754, 6884843672, 10327265508, 20654531016]

約数ペア:

[(1, 20654531016), (2, 10327265508), (3, 6884843672), (4, 5163632754), (6, 3442421836), (7, 2950647288), (8, 2581816377), (12, 1721210918), (14, 1475323644), (21, 983549096), (24, 860605459), (28, 737661822), (37, 558230568), (42, 491774548), (56, 368830911), (74, 279115284), (84, 245887274), (111, 186076856), (148, 139557642), (168, 122943637), (222, 93038428), (259, 79747224), (296, 69778821), (444, 46519214), (487, 42411768), (518, 39873612), (777, 26582408), (888, 23259607), (974, 21205884), (1036, 19936806), (1461, 14137256), (1554, 13291204), (1948, 10602942), (2072, 9968403), (2922, 7068628), (3108, 6645602), (3409, 6058824), (3896, 5301471), (5844, 3534314), (6216, 3322801), (6818, 3029412), (6823, 3027192), (10227, 2019608), (11688, 1767157), (13636, 1514706), (13646, 1513596), (18019, 1146264), (20454, 1009804), (20469, 1009064), (27272, 757353), (27292, 756798), (36038, 573132), (40908, 504902), (40938, 504532), (47761, 432456), (54057, 382088), (54584, 378399), (72076, 286566), (81816, 252451), (81876, 252266), (95522, 216228), (108114, 191044), (126133, 163752), (143283, 144152)]