20675704

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1913}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 44557920

約数和(自身を除く): 23882216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 1913, 2702, 3826, 5404, 7652, 10808, 13391, 15304, 26782, 53564, 107128, 369209, 738418, 1476836, 2584463, 2953672, 5168926, 10337852, 20675704]

約数ペア:

[(1, 20675704), (2, 10337852), (4, 5168926), (7, 2953672), (8, 2584463), (14, 1476836), (28, 738418), (56, 369209), (193, 107128), (386, 53564), (772, 26782), (1351, 15304), (1544, 13391), (1913, 10808), (2702, 7652), (3826, 5404)]