18917657103

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{857}}^1\times {\mathrm{1811}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 26865146880

約数和(自身を除く): 7947489777

約数列:

[1, 3, 17, 51, 239, 717, 857, 1811, 2571, 4063, 5433, 12189, 14569, 30787, 43707, 92361, 204823, 432829, 614469, 1298487, 1552027, 3481991, 4656081, 7358093, 10445973, 22074279, 26384459, 79153377, 370934453, 1112803359, 6305885701, 18917657103]

約数ペア:

[(1, 18917657103), (3, 6305885701), (17, 1112803359), (51, 370934453), (239, 79153377), (717, 26384459), (857, 22074279), (1811, 10445973), (2571, 7358093), (4063, 4656081), (5433, 3481991), (12189, 1552027), (14569, 1298487), (30787, 614469), (43707, 432829), (92361, 204823)]