19408084

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 36

約数和(自身を含む): 36653344

約数和(自身を除く): 17245260

約数列:

[1, 2, 4, 17, 34, 68, 103, 163, 206, 289, 326, 412, 578, 652, 1156, 1751, 2771, 3502, 5542, 7004, 11084, 16789, 29767, 33578, 47107, 59534, 67156, 94214, 119068, 188428, 285413, 570826, 1141652, 4852021, 9704042, 19408084]

約数ペア:

[(1, 19408084), (2, 9704042), (4, 4852021), (17, 1141652), (34, 570826), (68, 285413), (103, 188428), (163, 119068), (206, 94214), (289, 67156), (326, 59534), (412, 47107), (578, 33578), (652, 29767), (1156, 16789), (1751, 11084), (2771, 7004), (3502, 5542)]