2020121038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{390437}}^1$

素因数の和:390651

約数の個数: 16

約数和(自身を含む): 3279679200

約数和(自身を除く): 1259558162

約数列:

[1, 2, 13, 26, 199, 398, 2587, 5174, 390437, 780874, 5075681, 10151362, 77696963, 155393926, 1010060519, 2020121038]

約数ペア:

[(1, 2020121038), (2, 1010060519), (13, 155393926), (26, 77696963), (199, 10151362), (398, 5075681), (2587, 780874), (5174, 390437)]