20661594

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 42432000

約数和(自身を除く): 21770406

約数列:

[1, 2, 3, 6, 67, 103, 134, 201, 206, 309, 402, 499, 618, 998, 1497, 2994, 6901, 13802, 20703, 33433, 41406, 51397, 66866, 100299, 102794, 154191, 200598, 308382, 3443599, 6887198, 10330797, 20661594]

約数ペア:

[(1, 20661594), (2, 10330797), (3, 6887198), (6, 3443599), (67, 308382), (103, 200598), (134, 154191), (201, 102794), (206, 100299), (309, 66866), (402, 51397), (499, 41406), (618, 33433), (998, 20703), (1497, 13802), (2994, 6901)]