18994665

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55057}}^1$

素因数の和:55088

約数の個数: 16

約数和(自身を含む): 31713408

約数和(自身を除く): 12718743

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 55057, 165171, 275285, 825855, 1266311, 3798933, 6331555, 18994665]

約数ペア:

[(1, 18994665), (3, 6331555), (5, 3798933), (15, 1266311), (23, 825855), (69, 275285), (115, 165171), (345, 55057)]