17401808

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{20521}}^1$

素因数の和:20582

約数の個数: 20

約数和(自身を含む): 34353828

約数和(自身を除く): 16952020

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 20521, 41042, 82084, 164168, 328336, 1087613, 2175226, 4350452, 8700904, 17401808]

約数ペア:

[(1, 17401808), (2, 8700904), (4, 4350452), (8, 2175226), (16, 1087613), (53, 328336), (106, 164168), (212, 82084), (424, 41042), (848, 20521)]