20180772856

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{443}}^1\times {\mathrm{22157}}^1$

素因数の和:22863

約数の個数: 32

約数和(自身を含む): 38073648240

約数和(自身を除く): 17892875384

約数列:

[1, 2, 4, 8, 257, 443, 514, 886, 1028, 1772, 2056, 3544, 22157, 44314, 88628, 113851, 177256, 227702, 455404, 910808, 5694349, 9815551, 11388698, 19631102, 22777396, 39262204, 45554792, 78524408, 2522596607, 5045193214, 10090386428, 20180772856]

約数ペア:

[(1, 20180772856), (2, 10090386428), (4, 5045193214), (8, 2522596607), (257, 78524408), (443, 45554792), (514, 39262204), (886, 22777396), (1028, 19631102), (1772, 11388698), (2056, 9815551), (3544, 5694349), (22157, 910808), (44314, 455404), (88628, 227702), (113851, 177256)]