20355385424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{7219}}^1$

素因数の和:7708

約数の個数: 80

約数和(自身を含む): 44294873280

約数和(自身を除く): 23939487856

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 433, 592, 814, 866, 1628, 1732, 3256, 3464, 4763, 6512, 6928, 7219, 9526, 14438, 16021, 19052, 28876, 32042, 38104, 57752, 64084, 76208, 79409, 115504, 128168, 158818, 176231, 256336, 267103, 317636, 352462, 534206, 635272, 704924, 1068412, 1270544, 1409848, 2136824, 2819696, 2938133, 3125827, 4273648, 5876266, 6251654, 11752532, 12503308, 23505064, 25006616, 34384097, 47010128, 50013232, 68768194, 115655599, 137536388, 231311198, 275072776, 462622396, 550145552, 925244792, 1272211589, 1850489584, 2544423178, 5088846356, 10177692712, 20355385424]

約数ペア:

[(1, 20355385424), (2, 10177692712), (4, 5088846356), (8, 2544423178), (11, 1850489584), (16, 1272211589), (22, 925244792), (37, 550145552), (44, 462622396), (74, 275072776), (88, 231311198), (148, 137536388), (176, 115655599), (296, 68768194), (407, 50013232), (433, 47010128), (592, 34384097), (814, 25006616), (866, 23505064), (1628, 12503308), (1732, 11752532), (3256, 6251654), (3464, 5876266), (4763, 4273648), (6512, 3125827), (6928, 2938133), (7219, 2819696), (9526, 2136824), (14438, 1409848), (16021, 1270544), (19052, 1068412), (28876, 704924), (32042, 635272), (38104, 534206), (57752, 352462), (64084, 317636), (76208, 267103), (79409, 256336), (115504, 176231), (128168, 158818)]