20218129776

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^3\times {\mathrm{63907}}^1$

素因数の和:63960

約数の個数: 120

約数和(自身を含む): 61296719120

約数和(自身を除く): 41078589344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 169, 208, 234, 312, 338, 468, 507, 624, 676, 936, 1014, 1352, 1521, 1872, 2028, 2197, 2704, 3042, 4056, 4394, 6084, 6591, 8112, 8788, 12168, 13182, 17576, 19773, 24336, 26364, 35152, 39546, 52728, 63907, 79092, 105456, 127814, 158184, 191721, 255628, 316368, 383442, 511256, 575163, 766884, 830791, 1022512, 1150326, 1533768, 1661582, 2300652, 2492373, 3067536, 3323164, 4601304, 4984746, 6646328, 7477119, 9202608, 9969492, 10800283, 13292656, 14954238, 19938984, 21600566, 29908476, 32400849, 39877968, 43201132, 59816952, 64801698, 86402264, 97202547, 119633904, 129603396, 140403679, 172804528, 194405094, 259206792, 280807358, 388810188, 421211037, 518413584, 561614716, 777620376, 842422074, 1123229432, 1263633111, 1555240752, 1684844148, 2246458864, 2527266222, 3369688296, 5054532444, 6739376592, 10109064888, 20218129776]

約数ペア:

[(1, 20218129776), (2, 10109064888), (3, 6739376592), (4, 5054532444), (6, 3369688296), (8, 2527266222), (9, 2246458864), (12, 1684844148), (13, 1555240752), (16, 1263633111), (18, 1123229432), (24, 842422074), (26, 777620376), (36, 561614716), (39, 518413584), (48, 421211037), (52, 388810188), (72, 280807358), (78, 259206792), (104, 194405094), (117, 172804528), (144, 140403679), (156, 129603396), (169, 119633904), (208, 97202547), (234, 86402264), (312, 64801698), (338, 59816952), (468, 43201132), (507, 39877968), (624, 32400849), (676, 29908476), (936, 21600566), (1014, 19938984), (1352, 14954238), (1521, 13292656), (1872, 10800283), (2028, 9969492), (2197, 9202608), (2704, 7477119), (3042, 6646328), (4056, 4984746), (4394, 4601304), (6084, 3323164), (6591, 3067536), (8112, 2492373), (8788, 2300652), (12168, 1661582), (13182, 1533768), (17576, 1150326), (19773, 1022512), (24336, 830791), (26364, 766884), (35152, 575163), (39546, 511256), (52728, 383442), (63907, 316368), (79092, 255628), (105456, 191721), (127814, 158184)]