19468774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2591}}^1$

素因数の和:2640

約数の個数: 24

約数和(自身を含む): 33421248

約数和(自身を除く): 13952474

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2591, 3757, 5182, 7514, 33683, 44047, 67366, 88094, 572611, 748799, 1145222, 1497598, 9734387, 19468774]

約数ペア:

[(1, 19468774), (2, 9734387), (13, 1497598), (17, 1145222), (26, 748799), (34, 572611), (221, 88094), (289, 67366), (442, 44047), (578, 33683), (2591, 7514), (3757, 5182)]