40387654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{4447}}^1$

素因数の和:4707

約数の個数: 16

約数和(自身を含む): 64051200

約数和(自身を除く): 23663546

約数列:

[1, 2, 19, 38, 239, 478, 4447, 4541, 8894, 9082, 84493, 168986, 1062833, 2125666, 20193827, 40387654]

約数ペア:

[(1, 40387654), (2, 20193827), (19, 2125666), (38, 1062833), (239, 168986), (478, 84493), (4447, 9082), (4541, 8894)]