20064751497

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1\times {\mathrm{12457}}^1$

素因数の和:13198

約数の個数: 48

約数和(自身を含む): 34069939072

約数和(自身を除く): 14005187575

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 691, 777, 2073, 2331, 4837, 6219, 12457, 14511, 25567, 37371, 43533, 76701, 87199, 112113, 178969, 230103, 261597, 460909, 536907, 784791, 1382727, 1610721, 3226363, 4148181, 8607787, 9679089, 25823361, 29037267, 60254509, 77470083, 180763527, 318488119, 542290581, 955464357, 2229416833, 2866393071, 6688250499, 20064751497]

約数ペア:

[(1, 20064751497), (3, 6688250499), (7, 2866393071), (9, 2229416833), (21, 955464357), (37, 542290581), (63, 318488119), (111, 180763527), (259, 77470083), (333, 60254509), (691, 29037267), (777, 25823361), (2073, 9679089), (2331, 8607787), (4837, 4148181), (6219, 3226363), (12457, 1610721), (14511, 1382727), (25567, 784791), (37371, 536907), (43533, 460909), (76701, 261597), (87199, 230103), (112113, 178969)]