20707694

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1613}}^1$

素因数の和:1760

約数の個数: 24

約数和(自身を含む): 36431208

約数和(自身を除く): 15723514

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1613, 1834, 3226, 6419, 11291, 12838, 22582, 79037, 158074, 211303, 422606, 1479121, 2958242, 10353847, 20707694]

約数ペア:

[(1, 20707694), (2, 10353847), (7, 2958242), (14, 1479121), (49, 422606), (98, 211303), (131, 158074), (262, 79037), (917, 22582), (1613, 12838), (1834, 11291), (3226, 6419)]