20216502615

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{71081}}^1$

素因数の和:71439

約数の個数: 32

約数和(自身を含む): 32945654016

約数和(自身を除く): 12729151401

約数列:

[1, 3, 5, 15, 67, 201, 283, 335, 849, 1005, 1415, 4245, 18961, 56883, 71081, 94805, 213243, 284415, 355405, 1066215, 4762427, 14287281, 20115923, 23812135, 60347769, 71436405, 100579615, 301738845, 1347766841, 4043300523, 6738834205, 20216502615]

約数ペア:

[(1, 20216502615), (3, 6738834205), (5, 4043300523), (15, 1347766841), (67, 301738845), (201, 100579615), (283, 71436405), (335, 60347769), (849, 23812135), (1005, 20115923), (1415, 14287281), (4245, 4762427), (18961, 1066215), (56883, 355405), (71081, 284415), (94805, 213243)]