19458406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1571}}^1$

素因数の和:2147

約数の個数: 16

約数和(自身を含む): 31917888

約数和(自身を除く): 12459482

約数列:

[1, 2, 11, 22, 563, 1126, 1571, 3142, 6193, 12386, 17281, 34562, 884473, 1768946, 9729203, 19458406]

約数ペア:

[(1, 19458406), (2, 9729203), (11, 1768946), (22, 884473), (563, 34562), (1126, 17281), (1571, 12386), (3142, 6193)]