19244255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 26101440

約数和(自身を除く): 6857185

約数列:

[1, 5, 17, 29, 37, 85, 145, 185, 211, 493, 629, 1055, 1073, 2465, 3145, 3587, 5365, 6119, 7807, 17935, 18241, 30595, 39035, 91205, 104023, 132719, 226403, 520115, 663595, 1132015, 3848851, 19244255]

約数ペア:

[(1, 19244255), (5, 3848851), (17, 1132015), (29, 663595), (37, 520115), (85, 226403), (145, 132719), (185, 104023), (211, 91205), (493, 39035), (629, 30595), (1055, 18241), (1073, 17935), (2465, 7807), (3145, 6119), (3587, 5365)]