20172649701

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1987649}}^1$

素因数の和:1987868

約数の個数: 16

約数和(自身を含む): 28622160000

約数和(自身を除く): 8449510299

約数列:

[1, 3, 17, 51, 199, 597, 3383, 10149, 1987649, 5962947, 33790033, 101370099, 395542151, 1186626453, 6724216567, 20172649701]

約数ペア:

[(1, 20172649701), (3, 6724216567), (17, 1186626453), (51, 395542151), (199, 101370099), (597, 33790033), (3383, 5962947), (10149, 1987649)]