40378078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81737}}^1$

素因数の和:81771

約数の個数: 16

約数和(自身を含む): 68659920

約数和(自身を除く): 28281842

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81737, 163474, 1062581, 1553003, 2125162, 3106006, 20189039, 40378078]

約数ペア:

[(1, 40378078), (2, 20189039), (13, 3106006), (19, 2125162), (26, 1553003), (38, 1062581), (247, 163474), (494, 81737)]