20285706

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{9857}}^1$

素因数の和:9883

約数の個数: 32

約数和(自身を含む): 47318400

約数和(自身を除く): 27032694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 9857, 19714, 29571, 59142, 68999, 137998, 206997, 413994, 482993, 965986, 1448979, 2897958, 3380951, 6761902, 10142853, 20285706]

約数ペア:

[(1, 20285706), (2, 10142853), (3, 6761902), (6, 3380951), (7, 2897958), (14, 1448979), (21, 965986), (42, 482993), (49, 413994), (98, 206997), (147, 137998), (294, 68999), (343, 59142), (686, 29571), (1029, 19714), (2058, 9857)]