19454410

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4621}}^1$

素因数の和:5049

約数の個数: 16

約数和(自身を含む): 35108712

約数和(自身を除く): 15654302

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 4621, 9242, 23105, 46210, 1945441, 3890882, 9727205, 19454410]

約数ペア:

[(1, 19454410), (2, 9727205), (5, 3890882), (10, 1945441), (421, 46210), (842, 23105), (2105, 9242), (4210, 4621)]