20957874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26263}}^1$

素因数の和:26294

約数の個数: 32

約数和(自身を含む): 50426880

約数和(自身を除く): 29469006

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 26263, 52526, 78789, 157578, 183841, 367682, 498997, 551523, 997994, 1103046, 1496991, 2993982, 3492979, 6985958, 10478937, 20957874]

約数ペア:

[(1, 20957874), (2, 10478937), (3, 6985958), (6, 3492979), (7, 2993982), (14, 1496991), (19, 1103046), (21, 997994), (38, 551523), (42, 498997), (57, 367682), (114, 183841), (133, 157578), (266, 78789), (399, 52526), (798, 26263)]