20528562

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 22153038

約数列:

[1, 2, 3, 6, 37, 74, 89, 111, 178, 222, 267, 534, 1039, 2078, 3117, 3293, 6234, 6586, 9879, 19758, 38443, 76886, 92471, 115329, 184942, 230658, 277413, 554826, 3421427, 6842854, 10264281, 20528562]

約数ペア:

[(1, 20528562), (2, 10264281), (3, 6842854), (6, 3421427), (37, 554826), (74, 277413), (89, 230658), (111, 184942), (178, 115329), (222, 92471), (267, 76886), (534, 38443), (1039, 19758), (2078, 9879), (3117, 6586), (3293, 6234)]