19988862

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{107467}}^1$

素因数の和:107503

約数の個数: 16

約数和(自身を含む): 41267712

約数和(自身を除く): 21278850

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 107467, 214934, 322401, 644802, 3331477, 6662954, 9994431, 19988862]

約数ペア:

[(1, 19988862), (2, 9994431), (3, 6662954), (6, 3331477), (31, 644802), (62, 322401), (93, 214934), (186, 107467)]