20269390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106681}}^1$

素因数の和:106707

約数の個数: 16

約数和(自身を含む): 38405520

約数和(自身を除く): 18136130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 106681, 213362, 533405, 1066810, 2026939, 4053878, 10134695, 20269390]

約数ペア:

[(1, 20269390), (2, 10134695), (5, 4053878), (10, 2026939), (19, 1066810), (38, 533405), (95, 213362), (190, 106681)]