20828706

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5519}}^1$

素因数の和:5578

約数の個数: 32

約数和(自身を含む): 45308160

約数和(自身を除く): 24479454

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 74, 102, 111, 222, 629, 1258, 1887, 3774, 5519, 11038, 16557, 33114, 93823, 187646, 204203, 281469, 408406, 562938, 612609, 1225218, 3471451, 6942902, 10414353, 20828706]

約数ペア:

[(1, 20828706), (2, 10414353), (3, 6942902), (6, 3471451), (17, 1225218), (34, 612609), (37, 562938), (51, 408406), (74, 281469), (102, 204203), (111, 187646), (222, 93823), (629, 33114), (1258, 16557), (1887, 11038), (3774, 5519)]