20792317

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{4663}}^1$

素因数の和:4697

約数の個数: 16

約数和(自身を含む): 26118400

約数和(自身を除く): 5326083

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 4663, 32641, 60619, 228487, 424333, 1599409, 2970331, 20792317]

約数ペア:

[(1, 20792317), (7, 2970331), (13, 1599409), (49, 424333), (91, 228487), (343, 60619), (637, 32641), (4459, 4663)]