16379426

素因数分解:

$2^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:834

約数の個数: 24

約数和(自身を含む): 28720476

約数和(自身を除く): 12341050

約数列:

[1, 2, 7, 14, 49, 98, 397, 421, 794, 842, 2779, 2947, 5558, 5894, 19453, 20629, 38906, 41258, 167137, 334274, 1169959, 2339918, 8189713, 16379426]

約数ペア:

[(1, 16379426), (2, 8189713), (7, 2339918), (14, 1169959), (49, 334274), (98, 167137), (397, 41258), (421, 38906), (794, 20629), (842, 19453), (2779, 5894), (2947, 5558)]