18684920

素因数分解:

$2^3\times 5^1\times {\mathrm{467123}}^1$

素因数の和:467134

約数の個数: 16

約数和(自身を含む): 42041160

約数和(自身を除く): 23356240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467123, 934246, 1868492, 2335615, 3736984, 4671230, 9342460, 18684920]

約数ペア:

[(1, 18684920), (2, 9342460), (4, 4671230), (5, 3736984), (8, 2335615), (10, 1868492), (20, 934246), (40, 467123)]