209021888

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 84

約数和(自身を含む): 447095880

約数和(自身を除く): 238073992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 83, 109, 152, 166, 218, 304, 332, 361, 436, 608, 664, 722, 872, 1216, 1328, 1444, 1577, 1744, 2071, 2656, 2888, 3154, 3488, 4142, 5312, 5776, 6308, 6976, 8284, 9047, 11552, 12616, 16568, 18094, 23104, 25232, 29963, 33136, 36188, 39349, 50464, 59926, 66272, 72376, 78698, 100928, 119852, 132544, 144752, 157396, 171893, 239704, 289504, 314792, 343786, 479408, 579008, 629584, 687572, 958816, 1259168, 1375144, 1917632, 2518336, 2750288, 3265967, 5500576, 6531934, 11001152, 13063868, 26127736, 52255472, 104510944, 209021888]

約数ペア:

[(1, 209021888), (2, 104510944), (4, 52255472), (8, 26127736), (16, 13063868), (19, 11001152), (32, 6531934), (38, 5500576), (64, 3265967), (76, 2750288), (83, 2518336), (109, 1917632), (152, 1375144), (166, 1259168), (218, 958816), (304, 687572), (332, 629584), (361, 579008), (436, 479408), (608, 343786), (664, 314792), (722, 289504), (872, 239704), (1216, 171893), (1328, 157396), (1444, 144752), (1577, 132544), (1744, 119852), (2071, 100928), (2656, 78698), (2888, 72376), (3154, 66272), (3488, 59926), (4142, 50464), (5312, 39349), (5776, 36188), (6308, 33136), (6976, 29963), (8284, 25232), (9047, 23104), (11552, 18094), (12616, 16568)]