20159031

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1667}}^1$

素因数の和:1838

約数の個数: 16

約数和(自身を含む): 28022400

約数和(自身を除く): 7863369

約数列:

[1, 3, 29, 87, 139, 417, 1667, 4031, 5001, 12093, 48343, 145029, 231713, 695139, 6719677, 20159031]

約数ペア:

[(1, 20159031), (3, 6719677), (29, 695139), (87, 231713), (139, 145029), (417, 48343), (1667, 12093), (4031, 5001)]