20156883278

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10990667}}^1$

素因数の和:10990807

約数の個数: 16

約数和(自身を含む): 34818436224

約数和(自身を除く): 14661552946

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10990667, 21981334, 76934669, 153869338, 1439777377, 2879554754, 10078441639, 20156883278]

約数ペア:

[(1, 20156883278), (2, 10078441639), (7, 2879554754), (14, 1439777377), (131, 153869338), (262, 76934669), (917, 21981334), (1834, 10990667)]