18523760

素因数分解:

$2^4\times 5^1\times {\mathrm{231547}}^1$

素因数の和:231560

約数の個数: 20

約数和(自身を含む): 43067928

約数和(自身を除く): 24544168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 231547, 463094, 926188, 1157735, 1852376, 2315470, 3704752, 4630940, 9261880, 18523760]

約数ペア:

[(1, 18523760), (2, 9261880), (4, 4630940), (5, 3704752), (8, 2315470), (10, 1852376), (16, 1157735), (20, 926188), (40, 463094), (80, 231547)]