40068418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11087}}^1$

素因数の和:11241

約数の個数: 16

約数和(自身を含む): 65197440

約数和(自身を除く): 25129022

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 11087, 22174, 144131, 288262, 1541093, 3082186, 20034209, 40068418]

約数ペア:

[(1, 40068418), (2, 20034209), (13, 3082186), (26, 1541093), (139, 288262), (278, 144131), (1807, 22174), (3614, 11087)]