18371474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1993}}^1$

素因数の和:2425

約数の個数: 16

約数和(自身を含む): 30149280

約数和(自身を除く): 11777806

約数列:

[1, 2, 11, 22, 419, 838, 1993, 3986, 4609, 9218, 21923, 43846, 835067, 1670134, 9185737, 18371474]

約数ペア:

[(1, 18371474), (2, 9185737), (11, 1670134), (22, 835067), (419, 43846), (838, 21923), (1993, 9218), (3986, 4609)]