20124965

素因数分解:

$5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{811}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 27672960

約数和(自身を除く): 7547995

約数列:

[1, 5, 7, 35, 709, 811, 3545, 4055, 4963, 5677, 24815, 28385, 574999, 2874995, 4024993, 20124965]

約数ペア:

[(1, 20124965), (5, 4024993), (7, 2874995), (35, 574999), (709, 28385), (811, 24815), (3545, 5677), (4055, 4963)]