20161539370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1664867}}^1$

素因数の和:1665054

約数の個数: 32

約数和(自身を含む): 41714932608

約数和(自身を除く): 21553393238

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 173, 346, 865, 1211, 1730, 2422, 6055, 12110, 1664867, 3329734, 8324335, 11654069, 16648670, 23308138, 58270345, 116540690, 288021991, 576043982, 1440109955, 2016153937, 2880219910, 4032307874, 10080769685, 20161539370]

約数ペア:

[(1, 20161539370), (2, 10080769685), (5, 4032307874), (7, 2880219910), (10, 2016153937), (14, 1440109955), (35, 576043982), (70, 288021991), (173, 116540690), (346, 58270345), (865, 23308138), (1211, 16648670), (1730, 11654069), (2422, 8324335), (6055, 3329734), (12110, 1664867)]