18085972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 32864832

約数和(自身を除く): 14778860

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 1481, 2962, 3053, 5924, 6106, 12212, 63683, 105151, 127366, 210302, 254732, 420604, 4521493, 9042986, 18085972]

約数ペア:

[(1, 18085972), (2, 9042986), (4, 4521493), (43, 420604), (71, 254732), (86, 210302), (142, 127366), (172, 105151), (284, 63683), (1481, 12212), (2962, 6106), (3053, 5924)]