20743492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67349}}^1$

素因数の和:67371

約数の個数: 24

約数和(自身を含む): 45259200

約数和(自身を除く): 24515708

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67349, 134698, 269396, 471443, 740839, 942886, 1481678, 1885772, 2963356, 5185873, 10371746, 20743492]

約数ペア:

[(1, 20743492), (2, 10371746), (4, 5185873), (7, 2963356), (11, 1885772), (14, 1481678), (22, 942886), (28, 740839), (44, 471443), (77, 269396), (154, 134698), (308, 67349)]