20512007168

素因数分解:

$2^{10}\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{6337}}^1$

素因数の和:6495

約数の個数: 88

約数和(自身を含む): 42813823800

約数和(自身を除く): 22301816632

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 109, 116, 128, 218, 232, 256, 436, 464, 512, 872, 928, 1024, 1744, 1856, 3161, 3488, 3712, 6322, 6337, 6976, 7424, 12644, 12674, 13952, 14848, 25288, 25348, 27904, 29696, 50576, 50696, 55808, 101152, 101392, 111616, 183773, 202304, 202784, 367546, 404608, 405568, 690733, 735092, 809216, 811136, 1381466, 1470184, 1618432, 1622272, 2762932, 2940368, 3236864, 3244544, 5525864, 5880736, 6489088, 11051728, 11761472, 20031257, 22103456, 23522944, 40062514, 44206912, 47045888, 80125028, 88413824, 94091776, 160250056, 176827648, 188183552, 320500112, 353655296, 641000224, 707310592, 1282000448, 2564000896, 5128001792, 10256003584, 20512007168]

約数ペア:

[(1, 20512007168), (2, 10256003584), (4, 5128001792), (8, 2564000896), (16, 1282000448), (29, 707310592), (32, 641000224), (58, 353655296), (64, 320500112), (109, 188183552), (116, 176827648), (128, 160250056), (218, 94091776), (232, 88413824), (256, 80125028), (436, 47045888), (464, 44206912), (512, 40062514), (872, 23522944), (928, 22103456), (1024, 20031257), (1744, 11761472), (1856, 11051728), (3161, 6489088), (3488, 5880736), (3712, 5525864), (6322, 3244544), (6337, 3236864), (6976, 2940368), (7424, 2762932), (12644, 1622272), (12674, 1618432), (13952, 1470184), (14848, 1381466), (25288, 811136), (25348, 809216), (27904, 735092), (29696, 690733), (50576, 405568), (50696, 404608), (55808, 367546), (101152, 202784), (101392, 202304), (111616, 183773)]