20163143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20143}}^1$

素因数の和:20174

約数の個数: 16

約数和(自身を含む): 27073536

約数和(自身を除く): 6910393

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 20143, 141001, 221573, 261859, 1551011, 1833013, 2880449, 20163143]

約数ペア:

[(1, 20163143), (7, 2880449), (11, 1833013), (13, 1551011), (77, 261859), (91, 221573), (143, 141001), (1001, 20143)]