20161211404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4175893}}^1$

素因数の和:4175985

約数の個数: 24

約数和(自身を含む): 37883710368

約数和(自身を除く): 17722498964

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 4175893, 8351786, 16703572, 70990181, 141980362, 283960724, 296488403, 592976806, 1185953612, 5040302851, 10080605702, 20161211404]

約数ペア:

[(1, 20161211404), (2, 10080605702), (4, 5040302851), (17, 1185953612), (34, 592976806), (68, 296488403), (71, 283960724), (142, 141980362), (284, 70990181), (1207, 16703572), (2414, 8351786), (4828, 4175893)]