19838973

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12269}}^1$

素因数の和:12297

約数の個数: 24

約数和(自身を含む): 33570720

約数和(自身を除く): 13731747

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12269, 36807, 85883, 134959, 257649, 404877, 601181, 944713, 1803543, 2834139, 6612991, 19838973]

約数ペア:

[(1, 19838973), (3, 6612991), (7, 2834139), (11, 1803543), (21, 944713), (33, 601181), (49, 404877), (77, 257649), (147, 134959), (231, 85883), (539, 36807), (1617, 12269)]