20209679

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1051}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 24036096

約数和(自身を除く): 3826417

約数列:

[1, 7, 41, 67, 287, 469, 1051, 2747, 7357, 19229, 43091, 70417, 301637, 492919, 2887097, 20209679]

約数ペア:

[(1, 20209679), (7, 2887097), (41, 492919), (67, 301637), (287, 70417), (469, 43091), (1051, 19229), (2747, 7357)]