20455806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1721}}^1$

素因数の和:2016

約数の個数: 32

約数和(自身を含む): 46948608

約数和(自身を除く): 26492802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 283, 566, 849, 1698, 1721, 1981, 3442, 3962, 5163, 5943, 10326, 11886, 12047, 24094, 36141, 72282, 487043, 974086, 1461129, 2922258, 3409301, 6818602, 10227903, 20455806]

約数ペア:

[(1, 20455806), (2, 10227903), (3, 6818602), (6, 3409301), (7, 2922258), (14, 1461129), (21, 974086), (42, 487043), (283, 72282), (566, 36141), (849, 24094), (1698, 12047), (1721, 11886), (1981, 10326), (3442, 5943), (3962, 5163)]