20199786327

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8665717}}^1$

素因数の和:8665767

約数の個数: 24

約数和(自身を含む): 34246917536

約数和(自身を除く): 14047131209

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8665717, 25997151, 60660019, 77991453, 181980057, 320631529, 545940171, 961894587, 2244420703, 2885683761, 6733262109, 20199786327]

約数ペア:

[(1, 20199786327), (3, 6733262109), (7, 2885683761), (9, 2244420703), (21, 961894587), (37, 545940171), (63, 320631529), (111, 181980057), (259, 77991453), (333, 60660019), (777, 25997151), (2331, 8665717)]