20136972

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{15683}}^1$

素因数の和:15797

約数の個数: 24

約数和(自身を含む): 47428416

約数和(自身を除く): 27291444

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 15683, 31366, 47049, 62732, 94098, 188196, 1678081, 3356162, 5034243, 6712324, 10068486, 20136972]

約数ペア:

[(1, 20136972), (2, 10068486), (3, 6712324), (4, 5034243), (6, 3356162), (12, 1678081), (107, 188196), (214, 94098), (321, 62732), (428, 47049), (642, 31366), (1284, 15683)]