19958008

素因数分解:

$2^3\times 7^1\times {\mathrm{593}}^1\times {\mathrm{601}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 42910560

約数和(自身を除く): 22952552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 593, 601, 1186, 1202, 2372, 2404, 4151, 4207, 4744, 4808, 8302, 8414, 16604, 16828, 33208, 33656, 356393, 712786, 1425572, 2494751, 2851144, 4989502, 9979004, 19958008]

約数ペア:

[(1, 19958008), (2, 9979004), (4, 4989502), (7, 2851144), (8, 2494751), (14, 1425572), (28, 712786), (56, 356393), (593, 33656), (601, 33208), (1186, 16828), (1202, 16604), (2372, 8414), (2404, 8302), (4151, 4808), (4207, 4744)]