20378203186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{3037}}^1$

素因数の和:3307

約数の個数: 64

約数和(自身を含む): 35167499136

約数和(自身を除く): 14789295950

約数列:

[1, 2, 11, 22, 41, 43, 82, 86, 173, 346, 451, 473, 902, 946, 1763, 1903, 3037, 3526, 3806, 6074, 7093, 7439, 14186, 14878, 19393, 33407, 38786, 66814, 78023, 81829, 124517, 130591, 156046, 163658, 249034, 261182, 304999, 525401, 609998, 1050802, 1369687, 1436501, 2739374, 2873002, 3354989, 5354231, 5779411, 6709978, 10708462, 11558822, 21541441, 22592243, 43082882, 45184486, 58896541, 117793082, 236955851, 248514673, 473911702, 497029346, 926281963, 1852563926, 10189101593, 20378203186]

約数ペア:

[(1, 20378203186), (2, 10189101593), (11, 1852563926), (22, 926281963), (41, 497029346), (43, 473911702), (82, 248514673), (86, 236955851), (173, 117793082), (346, 58896541), (451, 45184486), (473, 43082882), (902, 22592243), (946, 21541441), (1763, 11558822), (1903, 10708462), (3037, 6709978), (3526, 5779411), (3806, 5354231), (6074, 3354989), (7093, 2873002), (7439, 2739374), (14186, 1436501), (14878, 1369687), (19393, 1050802), (33407, 609998), (38786, 525401), (66814, 304999), (78023, 261182), (81829, 249034), (124517, 163658), (130591, 156046)]