18869814

素因数分解:

$2^1\times 3^3\times {\mathrm{223}}^1\times {\mathrm{1567}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 42147840

約数和(自身を除く): 23278026

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 223, 446, 669, 1338, 1567, 2007, 3134, 4014, 4701, 6021, 9402, 12042, 14103, 28206, 42309, 84618, 349441, 698882, 1048323, 2096646, 3144969, 6289938, 9434907, 18869814]

約数ペア:

[(1, 18869814), (2, 9434907), (3, 6289938), (6, 3144969), (9, 2096646), (18, 1048323), (27, 698882), (54, 349441), (223, 84618), (446, 42309), (669, 28206), (1338, 14103), (1567, 12042), (2007, 9402), (3134, 6021), (4014, 4701)]