20045673

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{541}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 30438720

約数和(自身を除く): 10393047

約数列:

[1, 3, 9, 23, 69, 179, 207, 537, 541, 1611, 1623, 4117, 4869, 12351, 12443, 37053, 37329, 96839, 111987, 290517, 871551, 2227297, 6681891, 20045673]

約数ペア:

[(1, 20045673), (3, 6681891), (9, 2227297), (23, 871551), (69, 290517), (179, 111987), (207, 96839), (537, 37329), (541, 37053), (1611, 12443), (1623, 12351), (4117, 4869)]