18988382

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2729}}^1$

素因数の和:2816

約数の個数: 24

約数和(自身を含む): 33611760

約数和(自身を除く): 14623378

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 2729, 3479, 5458, 6958, 19103, 38206, 133721, 193759, 267442, 387518, 1356313, 2712626, 9494191, 18988382]

約数ペア:

[(1, 18988382), (2, 9494191), (7, 2712626), (14, 1356313), (49, 387518), (71, 267442), (98, 193759), (142, 133721), (497, 38206), (994, 19103), (2729, 6958), (3479, 5458)]