19379810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101999}}^1$

素因数の和:102025

約数の個数: 16

約数和(自身を含む): 36720000

約数和(自身を除く): 17340190

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 101999, 203998, 509995, 1019990, 1937981, 3875962, 9689905, 19379810]

約数ペア:

[(1, 19379810), (2, 9689905), (5, 3875962), (10, 1937981), (19, 1019990), (38, 509995), (95, 203998), (190, 101999)]