219906874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3041}}^1$

素因数の和:3246

約数の個数: 32

約数和(自身を含む): 381101760

約数和(自身を除く): 161194886

約数列:

[1, 2, 11, 19, 22, 38, 173, 209, 346, 418, 1903, 3041, 3287, 3806, 6082, 6574, 33451, 36157, 57779, 66902, 72314, 115558, 526093, 635569, 1052186, 1271138, 5787023, 9995767, 11574046, 19991534, 109953437, 219906874]

約数ペア:

[(1, 219906874), (2, 109953437), (11, 19991534), (19, 11574046), (22, 9995767), (38, 5787023), (173, 1271138), (209, 1052186), (346, 635569), (418, 526093), (1903, 115558), (3041, 72314), (3287, 66902), (3806, 57779), (6082, 36157), (6574, 33451)]