2005021208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{775937}}^1$

素因数の和:775979

約数の個数: 32

約数和(自身を含む): 4190065200

約数和(自身を除く): 2185043992

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 775937, 1551874, 3103748, 6207496, 13190929, 14742803, 26381858, 29485606, 52763716, 58971212, 105527432, 117942424, 250627651, 501255302, 1002510604, 2005021208]

約数ペア:

[(1, 2005021208), (2, 1002510604), (4, 501255302), (8, 250627651), (17, 117942424), (19, 105527432), (34, 58971212), (38, 52763716), (68, 29485606), (76, 26381858), (136, 14742803), (152, 13190929), (323, 6207496), (646, 3103748), (1292, 1551874), (2584, 775937)]