18500170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1409}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 36242640

約数和(自身を除く): 17742470

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 1409, 2626, 2818, 6565, 7045, 13130, 14090, 18317, 36634, 91585, 142309, 183170, 284618, 711545, 1423090, 1850017, 3700034, 9250085, 18500170]

約数ペア:

[(1, 18500170), (2, 9250085), (5, 3700034), (10, 1850017), (13, 1423090), (26, 711545), (65, 284618), (101, 183170), (130, 142309), (202, 91585), (505, 36634), (1010, 18317), (1313, 14090), (1409, 13130), (2626, 7045), (2818, 6565)]