19037218

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1223}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 29405376

約数和(自身を除く): 10368158

約数列:

[1, 2, 43, 86, 181, 362, 1223, 2446, 7783, 15566, 52589, 105178, 221363, 442726, 9518609, 19037218]

約数ペア:

[(1, 19037218), (2, 9518609), (43, 442726), (86, 221363), (181, 105178), (362, 52589), (1223, 15566), (2446, 7783)]