19612719

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2531}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 34030080

約数和(自身を除く): 14417361

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2531, 2583, 7593, 7749, 17717, 22779, 53151, 68337, 103771, 159453, 311313, 478359, 726397, 933939, 2179191, 2801817, 6537573, 19612719]

約数ペア:

[(1, 19612719), (3, 6537573), (7, 2801817), (9, 2179191), (21, 933939), (27, 726397), (41, 478359), (63, 311313), (123, 159453), (189, 103771), (287, 68337), (369, 53151), (861, 22779), (1107, 17717), (2531, 7749), (2583, 7593)]