20974492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68099}}^1$

素因数の和:68121

約数の個数: 24

約数和(自身を含む): 45763200

約数和(自身を除く): 24788708

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 68099, 136198, 272396, 476693, 749089, 953386, 1498178, 1906772, 2996356, 5243623, 10487246, 20974492]

約数ペア:

[(1, 20974492), (2, 10487246), (4, 5243623), (7, 2996356), (11, 1906772), (14, 1498178), (22, 953386), (28, 749089), (44, 476693), (77, 272396), (154, 136198), (308, 68099)]