20560090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{108211}}^1$

素因数の和:108237

約数の個数: 16

約数和(自身を含む): 38956320

約数和(自身を除く): 18396230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 108211, 216422, 541055, 1082110, 2056009, 4112018, 10280045, 20560090]

約数ペア:

[(1, 20560090), (2, 10280045), (5, 4112018), (10, 2056009), (19, 1082110), (38, 541055), (95, 216422), (190, 108211)]