18322773

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 28993536

約数和(自身を除く): 10670763

約数列:

[1, 3, 7, 21, 43, 103, 129, 197, 301, 309, 591, 721, 903, 1379, 2163, 4137, 4429, 8471, 13287, 20291, 25413, 31003, 59297, 60873, 93009, 142037, 177891, 426111, 872513, 2617539, 6107591, 18322773]

約数ペア:

[(1, 18322773), (3, 6107591), (7, 2617539), (21, 872513), (43, 426111), (103, 177891), (129, 142037), (197, 93009), (301, 60873), (309, 59297), (591, 31003), (721, 25413), (903, 20291), (1379, 13287), (2163, 8471), (4137, 4429)]