338416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1648

約数の個数: 20

約数和(自身を含む): 706552

約数和(自身を除く): 368136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1627, 3254, 6508, 13016, 21151, 26032, 42302, 84604, 169208, 338416]

約数ペア:

[(1, 338416), (2, 169208), (4, 84604), (8, 42302), (13, 26032), (16, 21151), (26, 13016), (52, 6508), (104, 3254), (208, 1627)]