20791030785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{406591}}^1$

素因数の和:407093

約数の個数: 32

約数和(自身を含む): 38096044032

約数和(自身を除く): 17305013247

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 487, 1461, 2435, 3409, 7305, 10227, 17045, 51135, 406591, 1219773, 2032955, 2846137, 6098865, 8538411, 14230685, 42692055, 198009817, 594029451, 990049085, 1386068719, 2970147255, 4158206157, 6930343595, 20791030785]

約数ペア:

[(1, 20791030785), (3, 6930343595), (5, 4158206157), (7, 2970147255), (15, 1386068719), (21, 990049085), (35, 594029451), (105, 198009817), (487, 42692055), (1461, 14230685), (2435, 8538411), (3409, 6098865), (7305, 2846137), (10227, 2032955), (17045, 1219773), (51135, 406591)]