20157434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4651}}^1$

素因数の和:4861

約数の個数: 16

約数和(自身を含む): 33159456

約数和(自身を除く): 13002022

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4651, 9302, 51161, 102322, 916247, 1832494, 10078717, 20157434]

約数ペア:

[(1, 20157434), (2, 10078717), (11, 1832494), (22, 916247), (197, 102322), (394, 51161), (2167, 9302), (4334, 4651)]