20908190

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5923}}^1$

素因数の和:6283

約数の個数: 16

約数和(自身を含む): 37747728

約数和(自身を除く): 16839538

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 5923, 11846, 29615, 59230, 2090819, 4181638, 10454095, 20908190]

約数ペア:

[(1, 20908190), (2, 10454095), (5, 4181638), (10, 2090819), (353, 59230), (706, 29615), (1765, 11846), (3530, 5923)]