20409730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185543}}^1$

素因数の和:185561

約数の個数: 16

約数和(自身を含む): 40077504

約数和(自身を除く): 19667774

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185543, 371086, 927715, 1855430, 2040973, 4081946, 10204865, 20409730]

約数ペア:

[(1, 20409730), (2, 10204865), (5, 4081946), (10, 2040973), (11, 1855430), (22, 927715), (55, 371086), (110, 185543)]