18503930

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4049}}^1$

素因数の和:4513

約数の個数: 16

約数和(自身を含む): 33388200

約数和(自身を除く): 14884270

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4049, 4570, 8098, 20245, 40490, 1850393, 3700786, 9251965, 18503930]

約数ペア:

[(1, 18503930), (2, 9251965), (5, 3700786), (10, 1850393), (457, 40490), (914, 20245), (2285, 8098), (4049, 4570)]