20452289

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1607}}^1$

素因数の和:1720

約数の個数: 16

約数和(自身を含む): 24312960

約数和(自身を除く): 3860671

約数列:

[1, 11, 13, 89, 143, 979, 1157, 1607, 12727, 17677, 20891, 143023, 229801, 1573253, 1859299, 20452289]

約数ペア:

[(1, 20452289), (11, 1859299), (13, 1573253), (89, 229801), (143, 143023), (979, 20891), (1157, 17677), (1607, 12727)]