18792319

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7121}}^1$

素因数の和:7170

約数の個数: 16

約数和(自身を含む): 23929920

約数和(自身を除く): 5137601

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7121, 49847, 92573, 206509, 648011, 1445563, 2684617, 18792319]

約数ペア:

[(1, 18792319), (7, 2684617), (13, 1445563), (29, 648011), (91, 206509), (203, 92573), (377, 49847), (2639, 7121)]