20155905063

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{911}}^1\times {\mathrm{1061}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 33441887232

約数和(自身を除く): 13285982169

約数列:

[1, 3, 7, 9, 21, 63, 331, 911, 993, 1061, 2317, 2733, 2979, 3183, 6377, 6951, 7427, 8199, 9549, 19131, 20853, 22281, 57393, 66843, 301541, 351191, 904623, 966571, 1053573, 2110787, 2458337, 2713869, 2899713, 3160719, 6332361, 6765997, 7375011, 8699139, 18997083, 20297991, 22125033, 60893973, 319935001, 959805003, 2239545007, 2879415009, 6718635021, 20155905063]

約数ペア:

[(1, 20155905063), (3, 6718635021), (7, 2879415009), (9, 2239545007), (21, 959805003), (63, 319935001), (331, 60893973), (911, 22125033), (993, 20297991), (1061, 18997083), (2317, 8699139), (2733, 7375011), (2979, 6765997), (3183, 6332361), (6377, 3160719), (6951, 2899713), (7427, 2713869), (8199, 2458337), (9549, 2110787), (19131, 1053573), (20853, 966571), (22281, 904623), (57393, 351191), (66843, 301541)]