20121129588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239537257}}^1$

素因数の和:239537271

約数の個数: 24

約数和(自身を含む): 53656345792

約数和(自身を除く): 33535216204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239537257, 479074514, 718611771, 958149028, 1437223542, 1676760799, 2874447084, 3353521598, 5030282397, 6707043196, 10060564794, 20121129588]

約数ペア:

[(1, 20121129588), (2, 10060564794), (3, 6707043196), (4, 5030282397), (6, 3353521598), (7, 2874447084), (12, 1676760799), (14, 1437223542), (21, 958149028), (28, 718611771), (42, 479074514), (84, 239537257)]