20504952

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1197

約数の個数: 96

約数和(自身を含む): 63008400

約数和(自身を除く): 42503448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1153, 1368, 1482, 1976, 2223, 2306, 2964, 3459, 4446, 4612, 5928, 6918, 8892, 9224, 10377, 13836, 14989, 17784, 20754, 21907, 27672, 29978, 41508, 43814, 44967, 59956, 65721, 83016, 87628, 89934, 119912, 131442, 134901, 175256, 179868, 197163, 262884, 269802, 284791, 359736, 394326, 525768, 539604, 569582, 788652, 854373, 1079208, 1139164, 1577304, 1708746, 2278328, 2563119, 3417492, 5126238, 6834984, 10252476, 20504952]

約数ペア:

[(1, 20504952), (2, 10252476), (3, 6834984), (4, 5126238), (6, 3417492), (8, 2563119), (9, 2278328), (12, 1708746), (13, 1577304), (18, 1139164), (19, 1079208), (24, 854373), (26, 788652), (36, 569582), (38, 539604), (39, 525768), (52, 394326), (57, 359736), (72, 284791), (76, 269802), (78, 262884), (104, 197163), (114, 179868), (117, 175256), (152, 134901), (156, 131442), (171, 119912), (228, 89934), (234, 87628), (247, 83016), (312, 65721), (342, 59956), (456, 44967), (468, 43814), (494, 41508), (684, 29978), (741, 27672), (936, 21907), (988, 20754), (1153, 17784), (1368, 14989), (1482, 13836), (1976, 10377), (2223, 9224), (2306, 8892), (2964, 6918), (3459, 5928), (4446, 4612)]