18213945

素因数分解:

$3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2741}}^1$

素因数の和:3192

約数の個数: 16

約数和(自身を含む): 29218752

約数和(自身を除く): 11004807

約数列:

[1, 3, 5, 15, 443, 1329, 2215, 2741, 6645, 8223, 13705, 41115, 1214263, 3642789, 6071315, 18213945]

約数ペア:

[(1, 18213945), (3, 6071315), (5, 3642789), (15, 1214263), (443, 41115), (1329, 13705), (2215, 8223), (2741, 6645)]