19674291

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3793}}^1$

素因数の和:3835

約数の個数: 32

約数和(自身を含む): 33994240

約数和(自身を除く): 14319949

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3793, 5187, 11379, 26551, 49309, 72067, 79653, 147927, 216201, 345163, 504469, 936871, 1035489, 1513407, 2810613, 6558097, 19674291]

約数ペア:

[(1, 19674291), (3, 6558097), (7, 2810613), (13, 1513407), (19, 1035489), (21, 936871), (39, 504469), (57, 345163), (91, 216201), (133, 147927), (247, 79653), (273, 72067), (399, 49309), (741, 26551), (1729, 11379), (3793, 5187)]