9991568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1429}}^1$

素因数の和:1479

約数の個数: 40

約数和(自身を含む): 21278400

約数和(自身を除く): 11286832

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1429, 1748, 2858, 3496, 5716, 6992, 11432, 22864, 27151, 32867, 54302, 65734, 108604, 131468, 217208, 262936, 434416, 525872, 624473, 1248946, 2497892, 4995784, 9991568]

約数ペア:

[(1, 9991568), (2, 4995784), (4, 2497892), (8, 1248946), (16, 624473), (19, 525872), (23, 434416), (38, 262936), (46, 217208), (76, 131468), (92, 108604), (152, 65734), (184, 54302), (304, 32867), (368, 27151), (437, 22864), (874, 11432), (1429, 6992), (1748, 5716), (2858, 3496)]