20165135499

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{117924769}}^1$

素因数の和:117924794

約数の個数: 12

約数和(自身を含む): 30660440200

約数和(自身を除く): 10495304701

約数列:

[1, 3, 9, 19, 57, 171, 117924769, 353774307, 1061322921, 2240570611, 6721711833, 20165135499]

約数ペア:

[(1, 20165135499), (3, 6721711833), (9, 2240570611), (19, 1061322921), (57, 353774307), (171, 117924769)]