20500544

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:787

約数の個数: 56

約数和(自身を含む): 44744640

約数和(自身を除く): 24244096

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 733, 736, 874, 1216, 1466, 1472, 1748, 2932, 3496, 5864, 6992, 11728, 13927, 13984, 16859, 23456, 27854, 27968, 33718, 46912, 55708, 67436, 111416, 134872, 222832, 269744, 320321, 445664, 539488, 640642, 891328, 1078976, 1281284, 2562568, 5125136, 10250272, 20500544]

約数ペア:

[(1, 20500544), (2, 10250272), (4, 5125136), (8, 2562568), (16, 1281284), (19, 1078976), (23, 891328), (32, 640642), (38, 539488), (46, 445664), (64, 320321), (76, 269744), (92, 222832), (152, 134872), (184, 111416), (304, 67436), (368, 55708), (437, 46912), (608, 33718), (733, 27968), (736, 27854), (874, 23456), (1216, 16859), (1466, 13984), (1472, 13927), (1748, 11728), (2932, 6992), (3496, 5864)]