16571620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63737}}^1$

素因数の和:63759

約数の個数: 24

約数和(自身を含む): 37477944

約数和(自身を除く): 20906324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63737, 127474, 254948, 318685, 637370, 828581, 1274740, 1657162, 3314324, 4142905, 8285810, 16571620]

約数ペア:

[(1, 16571620), (2, 8285810), (4, 4142905), (5, 3314324), (10, 1657162), (13, 1274740), (20, 828581), (26, 637370), (52, 318685), (65, 254948), (130, 127474), (260, 63737)]