1668642388

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{81973}}^1$

素因数の和:82711

約数の個数: 24

約数和(自身を含む): 3341916032

約数和(自身を除く): 1673273644

約数列:

[1, 2, 4, 7, 14, 28, 727, 1454, 2908, 5089, 10178, 20356, 81973, 163946, 327892, 573811, 1147622, 2295244, 59594371, 119188742, 238377484, 417160597, 834321194, 1668642388]

約数ペア:

[(1, 1668642388), (2, 834321194), (4, 417160597), (7, 238377484), (14, 119188742), (28, 59594371), (727, 2295244), (1454, 1147622), (2908, 573811), (5089, 327892), (10178, 163946), (20356, 81973)]