20964201

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{15991}}^1$

素因数の和:16036

約数の個数: 16

約数和(自身を含む): 30704640

約数和(自身を除く): 9740439

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 15991, 47973, 303829, 367793, 911487, 1103379, 6988067, 20964201]

約数ペア:

[(1, 20964201), (3, 6988067), (19, 1103379), (23, 911487), (57, 367793), (69, 303829), (437, 47973), (1311, 15991)]