19436830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39667}}^1$

素因数の和:39688

約数の個数: 24

約数和(自身を含む): 40699368

約数和(自身を除く): 21262538

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39667, 79334, 198335, 277669, 396670, 555338, 1388345, 1943683, 2776690, 3887366, 9718415, 19436830]

約数ペア:

[(1, 19436830), (2, 9718415), (5, 3887366), (7, 2776690), (10, 1943683), (14, 1388345), (35, 555338), (49, 396670), (70, 277669), (98, 198335), (245, 79334), (490, 39667)]