20761377

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 34422528

約数和(自身を除く): 13661151

約数列:

[1, 3, 7, 13, 21, 39, 91, 113, 273, 339, 673, 791, 1469, 2019, 2373, 4407, 4711, 8749, 10283, 14133, 26247, 30849, 61243, 76049, 183729, 228147, 532343, 988637, 1597029, 2965911, 6920459, 20761377]

約数ペア:

[(1, 20761377), (3, 6920459), (7, 2965911), (13, 1597029), (21, 988637), (39, 532343), (91, 228147), (113, 183729), (273, 76049), (339, 61243), (673, 30849), (791, 26247), (1469, 14133), (2019, 10283), (2373, 8749), (4407, 4711)]