78426490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{412771}}^1$

素因数の和:412797

約数の個数: 16

約数和(自身を含む): 148597920

約数和(自身を除く): 70171430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 412771, 825542, 2063855, 4127710, 7842649, 15685298, 39213245, 78426490]

約数ペア:

[(1, 78426490), (2, 39213245), (5, 15685298), (10, 7842649), (19, 4127710), (38, 2063855), (95, 825542), (190, 412771)]