18655437003

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{20161}}^1$

素因数の和:20627

約数の個数: 32

約数和(自身を含む): 28723591680

約数和(自身を除く): 10068154677

約数列:

[1, 3, 7, 21, 139, 317, 417, 951, 973, 2219, 2919, 6657, 20161, 44063, 60483, 132189, 141127, 308441, 423381, 925323, 2802379, 6391037, 8407137, 19173111, 19616653, 44737259, 58849959, 134211777, 888354143, 2665062429, 6218479001, 18655437003]

約数ペア:

[(1, 18655437003), (3, 6218479001), (7, 2665062429), (21, 888354143), (139, 134211777), (317, 58849959), (417, 44737259), (951, 19616653), (973, 19173111), (2219, 8407137), (2919, 6391037), (6657, 2802379), (20161, 925323), (44063, 423381), (60483, 308441), (132189, 141127)]