20731364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2797}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 38780280

約数和(自身を除く): 18048916

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 2797, 3706, 5594, 7412, 11188, 47549, 95098, 190196, 304873, 609746, 1219492, 5182841, 10365682, 20731364]

約数ペア:

[(1, 20731364), (2, 10365682), (4, 5182841), (17, 1219492), (34, 609746), (68, 304873), (109, 190196), (218, 95098), (436, 47549), (1853, 11188), (2797, 7412), (3706, 5594)]