20786724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82487}}^1$

素因数の和:82504

約数の個数: 36

約数和(自身を含む): 60051264

約数和(自身を除く): 39264540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82487, 164974, 247461, 329948, 494922, 577409, 742383, 989844, 1154818, 1484766, 1732227, 2309636, 2969532, 3464454, 5196681, 6928908, 10393362, 20786724]

約数ペア:

[(1, 20786724), (2, 10393362), (3, 6928908), (4, 5196681), (6, 3464454), (7, 2969532), (9, 2309636), (12, 1732227), (14, 1484766), (18, 1154818), (21, 989844), (28, 742383), (36, 577409), (42, 494922), (63, 329948), (84, 247461), (126, 164974), (252, 82487)]