20495514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2069}}^1$

素因数の和:2214

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 24017766

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 254, 381, 762, 1651, 2069, 3302, 4138, 4953, 6207, 9906, 12414, 26897, 53794, 80691, 161382, 262763, 525526, 788289, 1576578, 3415919, 6831838, 10247757, 20495514]

約数ペア:

[(1, 20495514), (2, 10247757), (3, 6831838), (6, 3415919), (13, 1576578), (26, 788289), (39, 525526), (78, 262763), (127, 161382), (254, 80691), (381, 53794), (762, 26897), (1651, 12414), (2069, 9906), (3302, 6207), (4138, 4953)]