19438636

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14771}}^1$

素因数の和:14829

約数の個数: 24

約数和(自身を含む): 39707136

約数和(自身を除く): 20268500

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14771, 29542, 59084, 103397, 206794, 413588, 694237, 1388474, 2776948, 4859659, 9719318, 19438636]

約数ペア:

[(1, 19438636), (2, 9719318), (4, 4859659), (7, 2776948), (14, 1388474), (28, 694237), (47, 413588), (94, 206794), (188, 103397), (329, 59084), (658, 29542), (1316, 14771)]