19489098986

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3260137}}^1$

素因数の和:3260214

約数の個数: 24

約数和(自身を含む): 34563983076

約数和(自身を除く): 15074884090

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 3260137, 6520274, 22820959, 45641918, 159746713, 198868357, 319493426, 397736714, 1392078499, 2784156998, 9744549493, 19489098986]

約数ペア:

[(1, 19489098986), (2, 9744549493), (7, 2784156998), (14, 1392078499), (49, 397736714), (61, 319493426), (98, 198868357), (122, 159746713), (427, 45641918), (854, 22820959), (2989, 6520274), (5978, 3260137)]