19699043

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6983}}^1$

素因数の和:7034

約数の個数: 16

約数和(自身を含む): 25030656

約数和(自身を除く): 5331613

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6983, 48881, 90779, 216473, 635453, 1515311, 2814149, 19699043]

約数ペア:

[(1, 19699043), (7, 2814149), (13, 1515311), (31, 635453), (91, 216473), (217, 90779), (403, 48881), (2821, 6983)]