18158168

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6899}}^1$

素因数の和:6959

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 21585832

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 6899, 13798, 27596, 48293, 55192, 96586, 193172, 324253, 386344, 648506, 1297012, 2269771, 2594024, 4539542, 9079084, 18158168]

約数ペア:

[(1, 18158168), (2, 9079084), (4, 4539542), (7, 2594024), (8, 2269771), (14, 1297012), (28, 648506), (47, 386344), (56, 324253), (94, 193172), (188, 96586), (329, 55192), (376, 48293), (658, 27596), (1316, 13798), (2632, 6899)]