20089892

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 36027936

約数和(自身を除く): 15938044

約数列:

[1, 2, 4, 73, 107, 146, 214, 292, 428, 643, 1286, 2572, 7811, 15622, 31244, 46939, 68801, 93878, 137602, 187756, 275204, 5022473, 10044946, 20089892]

約数ペア:

[(1, 20089892), (2, 10044946), (4, 5022473), (73, 275204), (107, 187756), (146, 137602), (214, 93878), (292, 68801), (428, 46939), (643, 31244), (1286, 15622), (2572, 7811)]