18888836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1213}}^1$

素因数の和:1463

約数の個数: 24

約数和(自身を含む): 35181720

約数和(自身を除く): 16292884

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 1213, 2426, 3893, 4852, 7786, 15572, 20621, 41242, 82484, 277777, 555554, 1111108, 4722209, 9444418, 18888836]

約数ペア:

[(1, 18888836), (2, 9444418), (4, 4722209), (17, 1111108), (34, 555554), (68, 277777), (229, 82484), (458, 41242), (916, 20621), (1213, 15572), (2426, 7786), (3893, 4852)]