20952412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8573}}^1$

素因数の和:8637

約数の個数: 24

約数和(自身を含む): 40332096

約数和(自身を除く): 19379684

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8573, 17146, 34292, 111449, 222898, 402931, 445796, 805862, 1611724, 5238103, 10476206, 20952412]

約数ペア:

[(1, 20952412), (2, 10476206), (4, 5238103), (13, 1611724), (26, 805862), (47, 445796), (52, 402931), (94, 222898), (188, 111449), (611, 34292), (1222, 17146), (2444, 8573)]