19406313

素因数分解:

$3^2\times {\mathrm{83}}^2\times {\mathrm{313}}^1$

素因数の和:485

約数の個数: 18

約数和(自身を含む): 28463786

約数和(自身を除く): 9057473

約数列:

[1, 3, 9, 83, 249, 313, 747, 939, 2817, 6889, 20667, 25979, 62001, 77937, 233811, 2156257, 6468771, 19406313]

約数ペア:

[(1, 19406313), (3, 6468771), (9, 2156257), (83, 233811), (249, 77937), (313, 62001), (747, 25979), (939, 20667), (2817, 6889)]