19273518

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 47485440

約数和(自身を除く): 28211922

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 71, 99, 142, 198, 213, 297, 426, 457, 594, 639, 781, 914, 1278, 1371, 1562, 1917, 2343, 2742, 3834, 4113, 4686, 5027, 7029, 8226, 10054, 12339, 14058, 15081, 21087, 24678, 30162, 32447, 42174, 45243, 64894, 90486, 97341, 135729, 194682, 271458, 292023, 356917, 584046, 713834, 876069, 1070751, 1752138, 2141502, 3212253, 6424506, 9636759, 19273518]

約数ペア:

[(1, 19273518), (2, 9636759), (3, 6424506), (6, 3212253), (9, 2141502), (11, 1752138), (18, 1070751), (22, 876069), (27, 713834), (33, 584046), (54, 356917), (66, 292023), (71, 271458), (99, 194682), (142, 135729), (198, 97341), (213, 90486), (297, 64894), (426, 45243), (457, 42174), (594, 32447), (639, 30162), (781, 24678), (914, 21087), (1278, 15081), (1371, 14058), (1562, 12339), (1917, 10054), (2343, 8226), (2742, 7029), (3834, 5027), (4113, 4686)]