20646368

素因数分解:

$2^5\times {\mathrm{193}}^1\times {\mathrm{3343}}^1$

素因数の和:3546

約数の個数: 24

約数和(自身を含む): 40870368

約数和(自身を除く): 20224000

約数列:

[1, 2, 4, 8, 16, 32, 193, 386, 772, 1544, 3088, 3343, 6176, 6686, 13372, 26744, 53488, 106976, 645199, 1290398, 2580796, 5161592, 10323184, 20646368]

約数ペア:

[(1, 20646368), (2, 10323184), (4, 5161592), (8, 2580796), (16, 1290398), (32, 645199), (193, 106976), (386, 53488), (772, 26744), (1544, 13372), (3088, 6686), (3343, 6176)]