18039054

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 23329266

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 83, 89, 111, 166, 178, 222, 249, 267, 407, 498, 534, 814, 913, 979, 1221, 1826, 1958, 2442, 2739, 2937, 3071, 3293, 5478, 5874, 6142, 6586, 7387, 9213, 9879, 14774, 18426, 19758, 22161, 33781, 36223, 44322, 67562, 72446, 81257, 101343, 108669, 162514, 202686, 217338, 243771, 273319, 487542, 546638, 819957, 1639914, 3006509, 6013018, 9019527, 18039054]

約数ペア:

[(1, 18039054), (2, 9019527), (3, 6013018), (6, 3006509), (11, 1639914), (22, 819957), (33, 546638), (37, 487542), (66, 273319), (74, 243771), (83, 217338), (89, 202686), (111, 162514), (166, 108669), (178, 101343), (222, 81257), (249, 72446), (267, 67562), (407, 44322), (498, 36223), (534, 33781), (814, 22161), (913, 19758), (979, 18426), (1221, 14774), (1826, 9879), (1958, 9213), (2442, 7387), (2739, 6586), (2937, 6142), (3071, 5874), (3293, 5478)]