25540142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1531}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 40444800

約数和(自身を除く): 14904658

約数列:

[1, 2, 19, 38, 439, 878, 1531, 3062, 8341, 16682, 29089, 58178, 672109, 1344218, 12770071, 25540142]

約数ペア:

[(1, 25540142), (2, 12770071), (19, 1344218), (38, 672109), (439, 58178), (878, 29089), (1531, 16682), (3062, 8341)]