19790708

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2729}}^1$

素因数の和:2784

約数の個数: 36

約数和(自身を含む): 41392260

約数和(自身を除く): 21601552

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2729, 3626, 5458, 7252, 10916, 19103, 38206, 76412, 100973, 133721, 201946, 267442, 403892, 534884, 706811, 1413622, 2827244, 4947677, 9895354, 19790708]

約数ペア:

[(1, 19790708), (2, 9895354), (4, 4947677), (7, 2827244), (14, 1413622), (28, 706811), (37, 534884), (49, 403892), (74, 267442), (98, 201946), (148, 133721), (196, 100973), (259, 76412), (518, 38206), (1036, 19103), (1813, 10916), (2729, 7252), (3626, 5458)]