20336309

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 23840256

約数和(自身を除く): 3503947

約数列:

[1, 7, 67, 131, 331, 469, 917, 2317, 8777, 22177, 43361, 61439, 155239, 303527, 2905187, 20336309]

約数ペア:

[(1, 20336309), (7, 2905187), (67, 303527), (131, 155239), (331, 61439), (469, 43361), (917, 22177), (2317, 8777)]