20488112

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5641}}^1$

素因数の和:5876

約数の個数: 20

約数和(自身を含む): 39877656

約数和(自身を除く): 19389544

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5641, 11282, 22564, 45128, 90256, 1280507, 2561014, 5122028, 10244056, 20488112]

約数ペア:

[(1, 20488112), (2, 10244056), (4, 5122028), (8, 2561014), (16, 1280507), (227, 90256), (454, 45128), (908, 22564), (1816, 11282), (3632, 5641)]