20510534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 35855136

約数和(自身を除く): 15344602

約数列:

[1, 2, 11, 17, 22, 34, 173, 187, 317, 346, 374, 634, 1903, 2941, 3487, 3806, 5389, 5882, 6974, 10778, 32351, 54841, 59279, 64702, 109682, 118558, 603251, 932297, 1206502, 1864594, 10255267, 20510534]

約数ペア:

[(1, 20510534), (2, 10255267), (11, 1864594), (17, 1206502), (22, 932297), (34, 603251), (173, 118558), (187, 109682), (317, 64702), (346, 59279), (374, 54841), (634, 32351), (1903, 10778), (2941, 6974), (3487, 5882), (3806, 5389)]