20919316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27967}}^1$

素因数の和:27999

約数の個数: 24

約数和(自身を含む): 42287616

約数和(自身を除く): 21368300

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27967, 55934, 111868, 307637, 475439, 615274, 950878, 1230548, 1901756, 5229829, 10459658, 20919316]

約数ペア:

[(1, 20919316), (2, 10459658), (4, 5229829), (11, 1901756), (17, 1230548), (22, 950878), (34, 615274), (44, 475439), (68, 307637), (187, 111868), (374, 55934), (748, 27967)]