19827512

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 38335680

約数和(自身を除く): 18508168

約数列:

[1, 2, 4, 8, 53, 101, 106, 202, 212, 404, 424, 463, 808, 926, 1852, 3704, 5353, 10706, 21412, 24539, 42824, 46763, 49078, 93526, 98156, 187052, 196312, 374104, 2478439, 4956878, 9913756, 19827512]

約数ペア:

[(1, 19827512), (2, 9913756), (4, 4956878), (8, 2478439), (53, 374104), (101, 196312), (106, 187052), (202, 98156), (212, 93526), (404, 49078), (424, 46763), (463, 42824), (808, 24539), (926, 21412), (1852, 10706), (3704, 5353)]