9991378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1091}}^1$

素因数の和:1353

約数の個数: 16

約数和(自身を含む): 15855840

約数和(自身を除く): 5864462

約数列:

[1, 2, 19, 38, 241, 482, 1091, 2182, 4579, 9158, 20729, 41458, 262931, 525862, 4995689, 9991378]

約数ペア:

[(1, 9991378), (2, 4995689), (19, 525862), (38, 262931), (241, 41458), (482, 20729), (1091, 9158), (2182, 4579)]