18956674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{5783}}^1$

素因数の和:5945

約数の個数: 16

約数和(自身を含む): 31233600

約数和(自身を除く): 12276926

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 5783, 11566, 63613, 127226, 861667, 1723334, 9478337, 18956674]

約数ペア:

[(1, 18956674), (2, 9478337), (11, 1723334), (22, 861667), (149, 127226), (298, 63613), (1639, 11566), (3278, 5783)]