18429069

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 27089920

約数和(自身を除く): 8660851

約数列:

[1, 3, 19, 43, 57, 73, 103, 129, 219, 309, 817, 1387, 1957, 2451, 3139, 4161, 4429, 5871, 7519, 9417, 13287, 22557, 59641, 84151, 142861, 178923, 252453, 323317, 428583, 969951, 6143023, 18429069]

約数ペア:

[(1, 18429069), (3, 6143023), (19, 969951), (43, 428583), (57, 323317), (73, 252453), (103, 178923), (129, 142861), (219, 84151), (309, 59641), (817, 22557), (1387, 13287), (1957, 9417), (2451, 7519), (3139, 5871), (4161, 4429)]