20517622

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1051}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 31660992

約数和(自身を除く): 11143370

約数列:

[1, 2, 43, 86, 227, 454, 1051, 2102, 9761, 19522, 45193, 90386, 238577, 477154, 10258811, 20517622]

約数ペア:

[(1, 20517622), (2, 10258811), (43, 477154), (86, 238577), (227, 90386), (454, 45193), (1051, 19522), (2102, 9761)]