20085512

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 38592480

約数和(自身を除く): 18506968

約数列:

[1, 2, 4, 8, 73, 146, 163, 211, 292, 326, 422, 584, 652, 844, 1304, 1688, 11899, 15403, 23798, 30806, 34393, 47596, 61612, 68786, 95192, 123224, 137572, 275144, 2510689, 5021378, 10042756, 20085512]

約数ペア:

[(1, 20085512), (2, 10042756), (4, 5021378), (8, 2510689), (73, 275144), (146, 137572), (163, 123224), (211, 95192), (292, 68786), (326, 61612), (422, 47596), (584, 34393), (652, 30806), (844, 23798), (1304, 15403), (1688, 11899)]