19261616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109441}}^1$

素因数の和:109460

約数の個数: 20

約数和(自身を含む): 40712424

約数和(自身を除く): 21450808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 109441, 218882, 437764, 875528, 1203851, 1751056, 2407702, 4815404, 9630808, 19261616]

約数ペア:

[(1, 19261616), (2, 9630808), (4, 4815404), (8, 2407702), (11, 1751056), (16, 1203851), (22, 875528), (44, 437764), (88, 218882), (176, 109441)]