20201006478

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{5009}}^1\times {\mathrm{9467}}^1$

素因数の和:14552

約数の個数: 32

約数和(自身を含む): 40983563520

約数和(自身を除く): 20782557042

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 5009, 9467, 10018, 15027, 18934, 28401, 30054, 56802, 355639, 672157, 711278, 1066917, 1344314, 2016471, 2133834, 4032942, 47420203, 94840406, 142260609, 284521218, 3366834413, 6733668826, 10100503239, 20201006478]

約数ペア:

[(1, 20201006478), (2, 10100503239), (3, 6733668826), (6, 3366834413), (71, 284521218), (142, 142260609), (213, 94840406), (426, 47420203), (5009, 4032942), (9467, 2133834), (10018, 2016471), (15027, 1344314), (18934, 1066917), (28401, 711278), (30054, 672157), (56802, 355639)]