19715124

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11489}}^1$

素因数の和:11520

約数の個数: 48

約数和(自身を含む): 54048960

約数和(自身を除く): 34333836

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11489, 22978, 34467, 45956, 68934, 126379, 137868, 149357, 252758, 298714, 379137, 448071, 505516, 597428, 758274, 896142, 1516548, 1642927, 1792284, 3285854, 4928781, 6571708, 9857562, 19715124]

約数ペア:

[(1, 19715124), (2, 9857562), (3, 6571708), (4, 4928781), (6, 3285854), (11, 1792284), (12, 1642927), (13, 1516548), (22, 896142), (26, 758274), (33, 597428), (39, 505516), (44, 448071), (52, 379137), (66, 298714), (78, 252758), (132, 149357), (143, 137868), (156, 126379), (286, 68934), (429, 45956), (572, 34467), (858, 22978), (1716, 11489)]