420090892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{8078671}}^1$

素因数の和:8078688

約数の個数: 12

約数和(自身を含む): 791709856

約数和(自身を除く): 371618964

約数列:

[1, 2, 4, 13, 26, 52, 8078671, 16157342, 32314684, 105022723, 210045446, 420090892]

約数ペア:

[(1, 420090892), (2, 210045446), (4, 105022723), (13, 32314684), (26, 16157342), (52, 8078671)]