18338080

素因数分解:

$2^5\times 5^1\times {\mathrm{114613}}^1$

素因数の和:114628

約数の個数: 24

約数和(自身を含む): 43324092

約数和(自身を除く): 24986012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 114613, 229226, 458452, 573065, 916904, 1146130, 1833808, 2292260, 3667616, 4584520, 9169040, 18338080]

約数ペア:

[(1, 18338080), (2, 9169040), (4, 4584520), (5, 3667616), (8, 2292260), (10, 1833808), (16, 1146130), (20, 916904), (32, 573065), (40, 458452), (80, 229226), (160, 114613)]