20112554

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2141}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 38247552

約数和(自身を除く): 18134998

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 2141, 4282, 4697, 9394, 14987, 23551, 29974, 47102, 130601, 164857, 261202, 329714, 914207, 1436611, 1828414, 2873222, 10056277, 20112554]

約数ペア:

[(1, 20112554), (2, 10056277), (7, 2873222), (11, 1828414), (14, 1436611), (22, 914207), (61, 329714), (77, 261202), (122, 164857), (154, 130601), (427, 47102), (671, 29974), (854, 23551), (1342, 14987), (2141, 9394), (4282, 4697)]