18180393

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 30446592

約数和(自身を除く): 12266199

約数列:

[1, 3, 7, 11, 21, 33, 77, 211, 231, 373, 633, 1119, 1477, 2321, 2611, 4103, 4431, 6963, 7833, 12309, 16247, 28721, 48741, 78703, 86163, 236109, 550921, 865733, 1652763, 2597199, 6060131, 18180393]

約数ペア:

[(1, 18180393), (3, 6060131), (7, 2597199), (11, 1652763), (21, 865733), (33, 550921), (77, 236109), (211, 86163), (231, 78703), (373, 48741), (633, 28721), (1119, 16247), (1477, 12309), (2321, 7833), (2611, 6963), (4103, 4431)]