18908714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37369}}^1$

素因数の和:37405

約数の個数: 16

約数和(自身を含む): 32287680

約数和(自身を除く): 13378966

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37369, 74738, 411059, 822118, 859487, 1718974, 9454357, 18908714]

約数ペア:

[(1, 18908714), (2, 9454357), (11, 1718974), (22, 859487), (23, 822118), (46, 411059), (253, 74738), (506, 37369)]