20095962867

素因数分解:

$3^4\times {\mathrm{509}}^1\times {\mathrm{487423}}^1$

素因数の和:487944

約数の個数: 20

約数和(自身を含む): 30078935040

約数和(自身を除く): 9982972173

約数列:

[1, 3, 9, 27, 81, 509, 1527, 4581, 13743, 41229, 487423, 1462269, 4386807, 13160421, 39481263, 248098307, 744294921, 2232884763, 6698654289, 20095962867]

約数ペア:

[(1, 20095962867), (3, 6698654289), (9, 2232884763), (27, 744294921), (81, 248098307), (509, 39481263), (1527, 13160421), (4581, 4386807), (13743, 1462269), (41229, 487423)]