18403030

素因数分解:

$2^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2029}}^1$

素因数の和:2943

約数の個数: 16

約数和(自身を含む): 33178320

約数和(自身を除く): 14775290

約数列:

[1, 2, 5, 10, 907, 1814, 2029, 4058, 4535, 9070, 10145, 20290, 1840303, 3680606, 9201515, 18403030]

約数ペア:

[(1, 18403030), (2, 9201515), (5, 3680606), (10, 1840303), (907, 20290), (1814, 10145), (2029, 9070), (4058, 4535)]