20317852

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 36388800

約数和(自身を除く): 16070948

約数列:

[1, 2, 4, 79, 113, 158, 226, 316, 452, 569, 1138, 2276, 8927, 17854, 35708, 44951, 64297, 89902, 128594, 179804, 257188, 5079463, 10158926, 20317852]

約数ペア:

[(1, 20317852), (2, 10158926), (4, 5079463), (79, 257188), (113, 179804), (158, 128594), (226, 89902), (316, 64297), (452, 44951), (569, 35708), (1138, 17854), (2276, 8927)]