19859798

素因数分解:

$2^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{1061}}^1$

素因数の和:1268

約数の個数: 24

約数和(自身を含む): 34867584

約数和(自身を除く): 15007786

約数列:

[1, 2, 7, 14, 49, 98, 191, 382, 1061, 1337, 2122, 2674, 7427, 9359, 14854, 18718, 51989, 103978, 202651, 405302, 1418557, 2837114, 9929899, 19859798]

約数ペア:

[(1, 19859798), (2, 9929899), (7, 2837114), (14, 1418557), (49, 405302), (98, 202651), (191, 103978), (382, 51989), (1061, 18718), (1337, 14854), (2122, 9359), (2674, 7427)]