20804948924

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{39704101}}^1$

素因数の和:39704236

約数の個数: 12

約数和(自身を含む): 36686590248

約数和(自身を除く): 15881641324

約数列:

[1, 2, 4, 131, 262, 524, 39704101, 79408202, 158816404, 5201237231, 10402474462, 20804948924]

約数ペア:

[(1, 20804948924), (2, 10402474462), (4, 5201237231), (131, 158816404), (262, 79408202), (524, 39704101)]