18706564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5237}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 35199360

約数和(自身を除く): 16492796

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 5237, 10474, 20948, 99503, 199006, 246139, 398012, 492278, 984556, 4676641, 9353282, 18706564]

約数ペア:

[(1, 18706564), (2, 9353282), (4, 4676641), (19, 984556), (38, 492278), (47, 398012), (76, 246139), (94, 199006), (188, 99503), (893, 20948), (1786, 10474), (3572, 5237)]