20114536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 24398744

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 367, 403, 442, 527, 734, 806, 884, 1054, 1468, 1612, 1768, 2108, 2936, 3224, 4216, 4771, 6239, 6851, 9542, 11377, 12478, 13702, 19084, 22754, 24956, 27404, 38168, 45508, 49912, 54808, 81107, 91016, 147901, 162214, 193409, 295802, 324428, 386818, 591604, 648856, 773636, 1183208, 1547272, 2514317, 5028634, 10057268, 20114536]

約数ペア:

[(1, 20114536), (2, 10057268), (4, 5028634), (8, 2514317), (13, 1547272), (17, 1183208), (26, 773636), (31, 648856), (34, 591604), (52, 386818), (62, 324428), (68, 295802), (104, 193409), (124, 162214), (136, 147901), (221, 91016), (248, 81107), (367, 54808), (403, 49912), (442, 45508), (527, 38168), (734, 27404), (806, 24956), (884, 22754), (1054, 19084), (1468, 13702), (1612, 12478), (1768, 11377), (2108, 9542), (2936, 6851), (3224, 6239), (4216, 4771)]