20508144

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 56544000

約数和(自身を除く): 36035856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 113, 114, 152, 199, 226, 228, 304, 339, 398, 452, 456, 597, 678, 796, 904, 912, 1194, 1356, 1592, 1808, 2147, 2388, 2712, 3184, 3781, 4294, 4776, 5424, 6441, 7562, 8588, 9552, 11343, 12882, 15124, 17176, 22487, 22686, 25764, 30248, 34352, 44974, 45372, 51528, 60496, 67461, 89948, 90744, 103056, 134922, 179896, 181488, 269844, 359792, 427253, 539688, 854506, 1079376, 1281759, 1709012, 2563518, 3418024, 5127036, 6836048, 10254072, 20508144]

約数ペア:

[(1, 20508144), (2, 10254072), (3, 6836048), (4, 5127036), (6, 3418024), (8, 2563518), (12, 1709012), (16, 1281759), (19, 1079376), (24, 854506), (38, 539688), (48, 427253), (57, 359792), (76, 269844), (113, 181488), (114, 179896), (152, 134922), (199, 103056), (226, 90744), (228, 89948), (304, 67461), (339, 60496), (398, 51528), (452, 45372), (456, 44974), (597, 34352), (678, 30248), (796, 25764), (904, 22686), (912, 22487), (1194, 17176), (1356, 15124), (1592, 12882), (1808, 11343), (2147, 9552), (2388, 8588), (2712, 7562), (3184, 6441), (3781, 5424), (4294, 4776)]