20523039

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:1014

約数の個数: 16

約数和(自身を含む): 28425600

約数和(自身を除く): 7902561

約数列:

[1, 3, 29, 87, 419, 563, 1257, 1689, 12151, 16327, 36453, 48981, 235897, 707691, 6841013, 20523039]

約数ペア:

[(1, 20523039), (3, 6841013), (29, 707691), (87, 235897), (419, 48981), (563, 36453), (1257, 16327), (1689, 12151)]