15720426

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{3271}}^1$

素因数の和:3371

約数の個数: 32

約数和(自身を含む): 35337600

約数和(自身を除く): 19617174

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 3271, 4806, 6542, 9813, 19626, 29439, 58878, 88317, 176634, 291119, 582238, 873357, 1746714, 2620071, 5240142, 7860213, 15720426]

約数ペア:

[(1, 15720426), (2, 7860213), (3, 5240142), (6, 2620071), (9, 1746714), (18, 873357), (27, 582238), (54, 291119), (89, 176634), (178, 88317), (267, 58878), (534, 29439), (801, 19626), (1602, 9813), (2403, 6542), (3271, 4806)]