19119306

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 39858048

約数和(自身を除く): 20738742

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 426, 1213, 2426, 2627, 3639, 5254, 7278, 7881, 15762, 44881, 86123, 89762, 134643, 172246, 258369, 269286, 516738, 3186551, 6373102, 9559653, 19119306]

約数ペア:

[(1, 19119306), (2, 9559653), (3, 6373102), (6, 3186551), (37, 516738), (71, 269286), (74, 258369), (111, 172246), (142, 134643), (213, 89762), (222, 86123), (426, 44881), (1213, 15762), (2426, 7881), (2627, 7278), (3639, 5254)]