20118294

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 80

約数和(自身を含む): 52306848

約数和(自身を除く): 32188554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 157, 162, 189, 226, 314, 339, 378, 471, 567, 678, 791, 942, 1017, 1099, 1134, 1413, 1582, 2034, 2198, 2373, 2826, 3051, 3297, 4239, 4746, 6102, 6594, 7119, 8478, 9153, 9891, 12717, 14238, 17741, 18306, 19782, 21357, 25434, 29673, 35482, 42714, 53223, 59346, 64071, 89019, 106446, 124187, 128142, 159669, 178038, 248374, 319338, 372561, 479007, 745122, 958014, 1117683, 1437021, 2235366, 2874042, 3353049, 6706098, 10059147, 20118294]

約数ペア:

[(1, 20118294), (2, 10059147), (3, 6706098), (6, 3353049), (7, 2874042), (9, 2235366), (14, 1437021), (18, 1117683), (21, 958014), (27, 745122), (42, 479007), (54, 372561), (63, 319338), (81, 248374), (113, 178038), (126, 159669), (157, 128142), (162, 124187), (189, 106446), (226, 89019), (314, 64071), (339, 59346), (378, 53223), (471, 42714), (567, 35482), (678, 29673), (791, 25434), (942, 21357), (1017, 19782), (1099, 18306), (1134, 17741), (1413, 14238), (1582, 12717), (2034, 9891), (2198, 9153), (2373, 8478), (2826, 7119), (3051, 6594), (3297, 6102), (4239, 4746)]