18923206

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 30774528

約数和(自身を除く): 11851322

約数列:

[1, 2, 31, 37, 62, 73, 74, 113, 146, 226, 1147, 2263, 2294, 2701, 3503, 4181, 4526, 5402, 7006, 8249, 8362, 16498, 83731, 129611, 167462, 255719, 259222, 305213, 511438, 610426, 9461603, 18923206]

約数ペア:

[(1, 18923206), (2, 9461603), (31, 610426), (37, 511438), (62, 305213), (73, 259222), (74, 255719), (113, 167462), (146, 129611), (226, 83731), (1147, 16498), (2263, 8362), (2294, 8249), (2701, 7006), (3503, 5402), (4181, 4526)]