20162926084

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1\times {\mathrm{19937}}^1$

素因数の和:21868

約数の個数: 48

約数和(自身を含む): 42472725120

約数和(自身を除く): 22309799036

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1901, 3802, 7604, 13307, 19937, 26614, 36119, 39874, 53228, 72238, 79748, 139559, 144476, 252833, 279118, 378803, 505666, 558236, 757606, 1011332, 1515212, 2651621, 5303242, 10606484, 37900237, 75800474, 151600948, 265301659, 530603318, 720104503, 1061206636, 1440209006, 2880418012, 5040731521, 10081463042, 20162926084]

約数ペア:

[(1, 20162926084), (2, 10081463042), (4, 5040731521), (7, 2880418012), (14, 1440209006), (19, 1061206636), (28, 720104503), (38, 530603318), (76, 265301659), (133, 151600948), (266, 75800474), (532, 37900237), (1901, 10606484), (3802, 5303242), (7604, 2651621), (13307, 1515212), (19937, 1011332), (26614, 757606), (36119, 558236), (39874, 505666), (53228, 378803), (72238, 279118), (79748, 252833), (139559, 144476)]