20472861

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1861}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 28898240

約数和(自身を除く): 8425379

約数列:

[1, 3, 19, 57, 193, 579, 1861, 3667, 5583, 11001, 35359, 106077, 359173, 1077519, 6824287, 20472861]

約数ペア:

[(1, 20472861), (3, 6824287), (19, 1077519), (57, 359173), (193, 106077), (579, 35359), (1861, 11001), (3667, 5583)]