19186508

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18959}}^1$

素因数の和:18997

約数の個数: 24

約数和(自身を含む): 38223360

約数和(自身を除く): 19036852

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 18959, 37918, 75836, 208549, 417098, 436057, 834196, 872114, 1744228, 4796627, 9593254, 19186508]

約数ペア:

[(1, 19186508), (2, 9593254), (4, 4796627), (11, 1744228), (22, 872114), (23, 834196), (44, 436057), (46, 417098), (92, 208549), (253, 75836), (506, 37918), (1012, 18959)]