20189772969

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1\times {\mathrm{65449}}^1$

素因数の和:65621

約数の個数: 24

約数和(自身を含む): 28076479200

約数和(自身を除く): 7886706231

約数列:

[1, 3, 31, 93, 107, 321, 961, 2883, 3317, 9951, 65449, 102827, 196347, 308481, 2028919, 6086757, 7003043, 21009129, 62896489, 188689467, 217094333, 651282999, 6729924323, 20189772969]

約数ペア:

[(1, 20189772969), (3, 6729924323), (31, 651282999), (93, 217094333), (107, 188689467), (321, 62896489), (961, 21009129), (2883, 7003043), (3317, 6086757), (9951, 2028919), (65449, 308481), (102827, 196347)]