20703465

素因数分解:

$3^3\times 5^1\times {\mathrm{153359}}^1$

素因数の和:153373

約数の個数: 16

約数和(自身を含む): 36806400

約数和(自身を除く): 16102935

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 153359, 460077, 766795, 1380231, 2300385, 4140693, 6901155, 20703465]

約数ペア:

[(1, 20703465), (3, 6901155), (5, 4140693), (9, 2300385), (15, 1380231), (27, 766795), (45, 460077), (135, 153359)]