42510416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{204377}}^1$

素因数の和:204398

約数の個数: 20

約数和(自身を含む): 88700052

約数和(自身を除く): 46189636

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 204377, 408754, 817508, 1635016, 2656901, 3270032, 5313802, 10627604, 21255208, 42510416]

約数ペア:

[(1, 42510416), (2, 21255208), (4, 10627604), (8, 5313802), (13, 3270032), (16, 2656901), (26, 1635016), (52, 817508), (104, 408754), (208, 204377)]