20165514712

素因数分解:

$2^3\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1020109}}^1$

素因数の和:1020475

約数の個数: 32

約数和(自身を含む): 43334272800

約数和(自身を除く): 23168758088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 353, 706, 1412, 2471, 2824, 4942, 9884, 19768, 1020109, 2040218, 4080436, 7140763, 8160872, 14281526, 28563052, 57126104, 360098477, 720196954, 1440393908, 2520689339, 2880787816, 5041378678, 10082757356, 20165514712]

約数ペア:

[(1, 20165514712), (2, 10082757356), (4, 5041378678), (7, 2880787816), (8, 2520689339), (14, 1440393908), (28, 720196954), (56, 360098477), (353, 57126104), (706, 28563052), (1412, 14281526), (2471, 8160872), (2824, 7140763), (4942, 4080436), (9884, 2040218), (19768, 1020109)]