20508730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5039}}^1$

素因数の和:5094

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 20859590

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5039, 10078, 25195, 50390, 55429, 110858, 186443, 277145, 372886, 554290, 932215, 1864430, 2050873, 4101746, 10254365, 20508730]

約数ペア:

[(1, 20508730), (2, 10254365), (5, 4101746), (10, 2050873), (11, 1864430), (22, 932215), (37, 554290), (55, 372886), (74, 277145), (110, 186443), (185, 110858), (370, 55429), (407, 50390), (814, 25195), (2035, 10078), (4070, 5039)]