20212455648

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{248579}}^1$

素因数の和:248621

約数の個数: 144

約数和(自身を含む): 66651258240

約数和(自身を除く): 46438802592

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 154, 168, 176, 224, 231, 242, 264, 308, 336, 352, 363, 462, 484, 528, 616, 672, 726, 847, 924, 968, 1056, 1232, 1452, 1694, 1848, 1936, 2464, 2541, 2904, 3388, 3696, 3872, 5082, 5808, 6776, 7392, 10164, 11616, 13552, 20328, 27104, 40656, 81312, 248579, 497158, 745737, 994316, 1491474, 1740053, 1988632, 2734369, 2982948, 3480106, 3977264, 5220159, 5468738, 5965896, 6960212, 7954528, 8203107, 10440318, 10937476, 11931792, 13920424, 16406214, 19140583, 20880636, 21874952, 23863584, 27840848, 30078059, 32812428, 38281166, 41761272, 43749904, 55681696, 57421749, 60156118, 65624856, 76562332, 83522544, 87499808, 90234177, 114843498, 120312236, 131249712, 153124664, 167045088, 180468354, 210546413, 229686996, 240624472, 262499424, 306249328, 360936708, 421092826, 459373992, 481248944, 612498656, 631639239, 721873416, 842185652, 918747984, 962497888, 1263278478, 1443746832, 1684371304, 1837495968, 2526556956, 2887493664, 3368742608, 5053113912, 6737485216, 10106227824, 20212455648]

約数ペア:

[(1, 20212455648), (2, 10106227824), (3, 6737485216), (4, 5053113912), (6, 3368742608), (7, 2887493664), (8, 2526556956), (11, 1837495968), (12, 1684371304), (14, 1443746832), (16, 1263278478), (21, 962497888), (22, 918747984), (24, 842185652), (28, 721873416), (32, 631639239), (33, 612498656), (42, 481248944), (44, 459373992), (48, 421092826), (56, 360936708), (66, 306249328), (77, 262499424), (84, 240624472), (88, 229686996), (96, 210546413), (112, 180468354), (121, 167045088), (132, 153124664), (154, 131249712), (168, 120312236), (176, 114843498), (224, 90234177), (231, 87499808), (242, 83522544), (264, 76562332), (308, 65624856), (336, 60156118), (352, 57421749), (363, 55681696), (462, 43749904), (484, 41761272), (528, 38281166), (616, 32812428), (672, 30078059), (726, 27840848), (847, 23863584), (924, 21874952), (968, 20880636), (1056, 19140583), (1232, 16406214), (1452, 13920424), (1694, 11931792), (1848, 10937476), (1936, 10440318), (2464, 8203107), (2541, 7954528), (2904, 6960212), (3388, 5965896), (3696, 5468738), (3872, 5220159), (5082, 3977264), (5808, 3480106), (6776, 2982948), (7392, 2734369), (10164, 1988632), (11616, 1740053), (13552, 1491474), (20328, 994316), (27104, 745737), (40656, 497158), (81312, 248579)]