20538705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124477}}^1$

素因数の和:124496

約数の個数: 16

約数和(自身を含む): 35849664

約数和(自身を除く): 15310959

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 124477, 373431, 622385, 1369247, 1867155, 4107741, 6846235, 20538705]

約数ペア:

[(1, 20538705), (3, 6846235), (5, 4107741), (11, 1867155), (15, 1369247), (33, 622385), (55, 373431), (165, 124477)]