16991794

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 27498240

約数和(自身を除く): 10506446

約数列:

[1, 2, 41, 43, 61, 79, 82, 86, 122, 158, 1763, 2501, 2623, 3239, 3397, 3526, 4819, 5002, 5246, 6478, 6794, 9638, 107543, 139277, 197579, 207217, 215086, 278554, 395158, 414434, 8495897, 16991794]

約数ペア:

[(1, 16991794), (2, 8495897), (41, 414434), (43, 395158), (61, 278554), (79, 215086), (82, 207217), (86, 197579), (122, 139277), (158, 107543), (1763, 9638), (2501, 6794), (2623, 6478), (3239, 5246), (3397, 5002), (3526, 4819)]