1990641716

素因数分解:

$2^2\times 7^1\times {\mathrm{9067}}^1\times {\mathrm{7841}}^1$

素因数の和:16919

約数の個数: 24

約数和(自身を含む): 3982230336

約数和(自身を除く): 1991588620

約数列:

[1, 2, 4, 7, 14, 28, 7841, 9067, 15682, 18134, 31364, 36268, 54887, 63469, 109774, 126938, 219548, 253876, 71094347, 142188694, 284377388, 497660429, 995320858, 1990641716]

約数ペア:

[(1, 1990641716), (2, 995320858), (4, 497660429), (7, 284377388), (14, 142188694), (28, 71094347), (7841, 253876), (9067, 219548), (15682, 126938), (18134, 109774), (31364, 63469), (36268, 54887)]