2019911491

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{3533}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 2328199200

約数和(自身を除く): 308287709

約数列:

[1, 13, 17, 169, 199, 221, 2587, 2873, 3383, 3533, 33631, 43979, 45929, 60061, 571727, 597077, 703067, 780793, 9139871, 10150309, 11952139, 118818323, 155377807, 2019911491]

約数ペア:

[(1, 2019911491), (13, 155377807), (17, 118818323), (169, 11952139), (199, 10150309), (221, 9139871), (2587, 780793), (2873, 703067), (3383, 597077), (3533, 571727), (33631, 60061), (43979, 45929)]