20804772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{91249}}^1$

素因数の和:91275

約数の個数: 24

約数和(自身を含む): 51100000

約数和(自身を除く): 30295228

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 91249, 182498, 273747, 364996, 547494, 1094988, 1733731, 3467462, 5201193, 6934924, 10402386, 20804772]

約数ペア:

[(1, 20804772), (2, 10402386), (3, 6934924), (4, 5201193), (6, 3467462), (12, 1733731), (19, 1094988), (38, 547494), (57, 364996), (76, 273747), (114, 182498), (228, 91249)]