18840556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39581}}^1$

素因数の和:39609

約数の個数: 24

約数和(自身を含む): 39898656

約数和(自身を除く): 21058100

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 39581, 79162, 158324, 277067, 554134, 672877, 1108268, 1345754, 2691508, 4710139, 9420278, 18840556]

約数ペア:

[(1, 18840556), (2, 9420278), (4, 4710139), (7, 2691508), (14, 1345754), (17, 1108268), (28, 672877), (34, 554134), (68, 277067), (119, 158324), (238, 79162), (476, 39581)]