18892355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4729}}^1$

素因数の和:4798

約数の個数: 16

約数和(自身を含む): 24520320

約数和(自身を除く): 5627965

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 4729, 23645, 80393, 222263, 401965, 1111315, 3778471, 18892355]

約数ペア:

[(1, 18892355), (5, 3778471), (17, 1111315), (47, 401965), (85, 222263), (235, 80393), (799, 23645), (3995, 4729)]