19486172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2269}}^1$

素因数の和:2405

約数の個数: 24

約数和(自身を含む): 36229200

約数和(自身を除く): 16743028

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 2269, 4294, 4538, 8588, 9076, 43111, 86222, 172444, 256397, 512794, 1025588, 4871543, 9743086, 19486172]

約数ペア:

[(1, 19486172), (2, 9743086), (4, 4871543), (19, 1025588), (38, 512794), (76, 256397), (113, 172444), (226, 86222), (452, 43111), (2147, 9076), (2269, 8588), (4294, 4538)]