19614860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42641}}^1$

素因数の和:42673

約数の個数: 24

約数和(自身を含む): 42983136

約数和(自身を除く): 23368276

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42641, 85282, 170564, 213205, 426410, 852820, 980743, 1961486, 3922972, 4903715, 9807430, 19614860]

約数ペア:

[(1, 19614860), (2, 9807430), (4, 4903715), (5, 3922972), (10, 1961486), (20, 980743), (23, 852820), (46, 426410), (92, 213205), (115, 170564), (230, 85282), (460, 42641)]