20622536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 44195760

約数和(自身を除く): 23573224

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 443, 506, 529, 886, 1012, 1058, 1772, 2024, 2116, 3544, 4232, 4873, 5819, 9746, 10189, 11638, 19492, 20378, 23276, 38984, 40756, 46552, 81512, 112079, 224158, 234347, 448316, 468694, 896632, 937388, 1874776, 2577817, 5155634, 10311268, 20622536]

約数ペア:

[(1, 20622536), (2, 10311268), (4, 5155634), (8, 2577817), (11, 1874776), (22, 937388), (23, 896632), (44, 468694), (46, 448316), (88, 234347), (92, 224158), (184, 112079), (253, 81512), (443, 46552), (506, 40756), (529, 38984), (886, 23276), (1012, 20378), (1058, 19492), (1772, 11638), (2024, 10189), (2116, 9746), (3544, 5819), (4232, 4873)]