20363847

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5077}}^1$

素因数の和:5278

約数の個数: 16

約数和(自身を含む): 31199232

約数和(自身を除く): 10835385

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 5077, 15231, 35539, 106617, 969707, 2909121, 6787949, 20363847]

約数ペア:

[(1, 20363847), (3, 6787949), (7, 2909121), (21, 969707), (191, 106617), (573, 35539), (1337, 15231), (4011, 5077)]