20319110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1033}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 41988672

約数和(自身を除く): 21669562

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1033, 1405, 1967, 2066, 2810, 3934, 5165, 7231, 9835, 10330, 14462, 19670, 36155, 72310, 290273, 580546, 1451365, 2031911, 2902730, 4063822, 10159555, 20319110]

約数ペア:

[(1, 20319110), (2, 10159555), (5, 4063822), (7, 2902730), (10, 2031911), (14, 1451365), (35, 580546), (70, 290273), (281, 72310), (562, 36155), (1033, 19670), (1405, 14462), (1967, 10330), (2066, 9835), (2810, 7231), (3934, 5165)]