19373607

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 33707520

約数和(自身を除く): 14333913

約数列:

[1, 3, 9, 11, 27, 33, 37, 41, 43, 99, 111, 123, 129, 297, 333, 369, 387, 407, 451, 473, 999, 1107, 1161, 1221, 1353, 1419, 1517, 1591, 1763, 3663, 4059, 4257, 4551, 4773, 5289, 10989, 12177, 12771, 13653, 14319, 15867, 16687, 17501, 19393, 40959, 42957, 47601, 50061, 52503, 58179, 65231, 150183, 157509, 174537, 195693, 450549, 472527, 523611, 587079, 717541, 1761237, 2152623, 6457869, 19373607]

約数ペア:

[(1, 19373607), (3, 6457869), (9, 2152623), (11, 1761237), (27, 717541), (33, 587079), (37, 523611), (41, 472527), (43, 450549), (99, 195693), (111, 174537), (123, 157509), (129, 150183), (297, 65231), (333, 58179), (369, 52503), (387, 50061), (407, 47601), (451, 42957), (473, 40959), (999, 19393), (1107, 17501), (1161, 16687), (1221, 15867), (1353, 14319), (1419, 13653), (1517, 12771), (1591, 12177), (1763, 10989), (3663, 5289), (4059, 4773), (4257, 4551)]