128480836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{2920019}}^1$

素因数の和:2920034

約数の個数: 12

約数和(自身を含む): 245281680

約数和(自身を除く): 116800844

約数列:

[1, 2, 4, 11, 22, 44, 2920019, 5840038, 11680076, 32120209, 64240418, 128480836]

約数ペア:

[(1, 128480836), (2, 64240418), (4, 32120209), (11, 11680076), (22, 5840038), (44, 2920019)]