19990716

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{20071}}^1$

素因数の和:20161

約数の個数: 24

約数和(自身を含む): 47209344

約数和(自身を除く): 27218628

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 20071, 40142, 60213, 80284, 120426, 240852, 1665893, 3331786, 4997679, 6663572, 9995358, 19990716]

約数ペア:

[(1, 19990716), (2, 9995358), (3, 6663572), (4, 4997679), (6, 3331786), (12, 1665893), (83, 240852), (166, 120426), (249, 80284), (332, 60213), (498, 40142), (996, 20071)]