38818190

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{9491}}^1$

素因数の和:9907

約数の個数: 16

約数和(自身を含む): 70050960

約数和(自身を除く): 31232770

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 9491, 18982, 47455, 94910, 3881819, 7763638, 19409095, 38818190]

約数ペア:

[(1, 38818190), (2, 19409095), (5, 7763638), (10, 3881819), (409, 94910), (818, 47455), (2045, 18982), (4090, 9491)]