19013379

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1627

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 13210365

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1553, 1749, 4081, 4659, 10871, 12243, 17083, 32613, 51249, 82309, 119581, 246927, 358743, 576163, 905399, 1728489, 2716197, 6337793, 19013379]

約数ペア:

[(1, 19013379), (3, 6337793), (7, 2716197), (11, 1728489), (21, 905399), (33, 576163), (53, 358743), (77, 246927), (159, 119581), (231, 82309), (371, 51249), (583, 32613), (1113, 17083), (1553, 12243), (1749, 10871), (4081, 4659)]