19817126

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 35473152

約数和(自身を除く): 15656026

約数列:

[1, 2, 7, 14, 37, 67, 74, 134, 259, 469, 518, 571, 938, 1142, 2479, 3997, 4958, 7994, 17353, 21127, 34706, 38257, 42254, 76514, 147889, 267799, 295778, 535598, 1415509, 2831018, 9908563, 19817126]

約数ペア:

[(1, 19817126), (2, 9908563), (7, 2831018), (14, 1415509), (37, 535598), (67, 295778), (74, 267799), (134, 147889), (259, 76514), (469, 42254), (518, 38257), (571, 34706), (938, 21127), (1142, 17353), (2479, 7994), (3997, 4958)]