40371994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11171}}^1$

素因数の和:11325

約数の個数: 16

約数和(自身を含む): 65691360

約数和(自身を除く): 25319366

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 11171, 22342, 145223, 290446, 1552769, 3105538, 20185997, 40371994]

約数ペア:

[(1, 40371994), (2, 20185997), (13, 3105538), (26, 1552769), (139, 290446), (278, 145223), (1807, 22342), (3614, 11171)]