20165238723

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{60733}}^1$

素因数の和:61003

約数の個数: 32

約数和(自身を含む): 31235739136

約数和(自身を除く): 11070500413

約数列:

[1, 3, 7, 21, 97, 163, 291, 489, 679, 1141, 2037, 3423, 15811, 47433, 60733, 110677, 182199, 332031, 425131, 1275393, 5891101, 9899479, 17673303, 29698437, 41237707, 69296353, 123713121, 207889059, 960249463, 2880748389, 6721746241, 20165238723]

約数ペア:

[(1, 20165238723), (3, 6721746241), (7, 2880748389), (21, 960249463), (97, 207889059), (163, 123713121), (291, 69296353), (489, 41237707), (679, 29698437), (1141, 17673303), (2037, 9899479), (3423, 5891101), (15811, 1275393), (47433, 425131), (60733, 332031), (110677, 182199)]