19031020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8893}}^1$

素因数の和:9009

約数の個数: 24

約数和(自身を含む): 40343184

約数和(自身を除く): 21312164

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8893, 17786, 35572, 44465, 88930, 177860, 951551, 1903102, 3806204, 4757755, 9515510, 19031020]

約数ペア:

[(1, 19031020), (2, 9515510), (4, 4757755), (5, 3806204), (10, 1903102), (20, 951551), (107, 177860), (214, 88930), (428, 44465), (535, 35572), (1070, 17786), (2140, 8893)]