20902532

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1093}}^1$

素因数の和:1787

約数の個数: 24

約数和(自身を含む): 41904576

約数和(自身を除く): 21002044

約数列:

[1, 2, 4, 7, 14, 28, 683, 1093, 1366, 2186, 2732, 4372, 4781, 7651, 9562, 15302, 19124, 30604, 746519, 1493038, 2986076, 5225633, 10451266, 20902532]

約数ペア:

[(1, 20902532), (2, 10451266), (4, 5225633), (7, 2986076), (14, 1493038), (28, 746519), (683, 30604), (1093, 19124), (1366, 15302), (2186, 9562), (2732, 7651), (4372, 4781)]