20386372

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3121}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 37763712

約数和(自身を除く): 17377340

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3121, 3266, 6242, 6532, 12484, 71783, 143566, 221591, 287132, 443182, 886364, 5096593, 10193186, 20386372]

約数ペア:

[(1, 20386372), (2, 10193186), (4, 5096593), (23, 886364), (46, 443182), (71, 287132), (92, 221591), (142, 143566), (284, 71783), (1633, 12484), (3121, 6532), (3266, 6242)]