39641684

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{319691}}^1$

素因数の和:319726

約数の個数: 12

約数和(自身を含む): 71611008

約数和(自身を除く): 31969324

約数列:

[1, 2, 4, 31, 62, 124, 319691, 639382, 1278764, 9910421, 19820842, 39641684]

約数ペア:

[(1, 39641684), (2, 19820842), (4, 9910421), (31, 1278764), (62, 639382), (124, 319691)]