20937196

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2389}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 42025760

約数和(自身を除く): 21088564

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 1252, 2191, 2389, 4382, 4778, 8764, 9556, 16723, 33446, 66892, 747757, 1495514, 2991028, 5234299, 10468598, 20937196]

約数ペア:

[(1, 20937196), (2, 10468598), (4, 5234299), (7, 2991028), (14, 1495514), (28, 747757), (313, 66892), (626, 33446), (1252, 16723), (2191, 9556), (2389, 8764), (4382, 4778)]