18542986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{347}}^2$

素因数の和:714

約数の個数: 24

約数和(自身を含む): 34778016

約数和(自身を除く): 16235030

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 347, 694, 2429, 3817, 4858, 7634, 26719, 53438, 120409, 240818, 842863, 1324499, 1685726, 2648998, 9271493, 18542986]

約数ペア:

[(1, 18542986), (2, 9271493), (7, 2648998), (11, 1685726), (14, 1324499), (22, 842863), (77, 240818), (154, 120409), (347, 53438), (694, 26719), (2429, 7634), (3817, 4858)]