19623051

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 33965568

約数和(自身を除く): 14342517

約数列:

[1, 3, 7, 9, 21, 41, 63, 71, 107, 123, 213, 287, 321, 369, 497, 639, 749, 861, 963, 1491, 2247, 2583, 2911, 4387, 4473, 6741, 7597, 8733, 13161, 20377, 22791, 26199, 30709, 39483, 53179, 61131, 68373, 92127, 159537, 183393, 276381, 311477, 478611, 934431, 2180339, 2803293, 6541017, 19623051]

約数ペア:

[(1, 19623051), (3, 6541017), (7, 2803293), (9, 2180339), (21, 934431), (41, 478611), (63, 311477), (71, 276381), (107, 183393), (123, 159537), (213, 92127), (287, 68373), (321, 61131), (369, 53179), (497, 39483), (639, 30709), (749, 26199), (861, 22791), (963, 20377), (1491, 13161), (2247, 8733), (2583, 7597), (2911, 6741), (4387, 4473)]