19903582

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1163}}^1$

素因数の和:1407

約数の個数: 16

約数和(自身を含む): 30729600

約数和(自身を除く): 10826018

約数列:

[1, 2, 43, 86, 199, 398, 1163, 2326, 8557, 17114, 50009, 100018, 231437, 462874, 9951791, 19903582]

約数ペア:

[(1, 19903582), (2, 9951791), (43, 462874), (86, 231437), (199, 100018), (398, 50009), (1163, 17114), (2326, 8557)]