20656460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93893}}^1$

素因数の和:93913

約数の個数: 24

約数和(自身を含む): 47322576

約数和(自身を除く): 26666116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93893, 187786, 375572, 469465, 938930, 1032823, 1877860, 2065646, 4131292, 5164115, 10328230, 20656460]

約数ペア:

[(1, 20656460), (2, 10328230), (4, 5164115), (5, 4131292), (10, 2065646), (11, 1877860), (20, 1032823), (22, 938930), (44, 469465), (55, 375572), (110, 187786), (220, 93893)]