20938256

素因数分解:

$2^4\times {\mathrm{677}}^1\times {\mathrm{1933}}^1$

素因数の和:2618

約数の個数: 20

約数和(自身を含む): 40648812

約数和(自身を除く): 19710556

約数列:

[1, 2, 4, 8, 16, 677, 1354, 1933, 2708, 3866, 5416, 7732, 10832, 15464, 30928, 1308641, 2617282, 5234564, 10469128, 20938256]

約数ペア:

[(1, 20938256), (2, 10469128), (4, 5234564), (8, 2617282), (16, 1308641), (677, 30928), (1354, 15464), (1933, 10832), (2708, 7732), (3866, 5416)]