19552351

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 6252449

約数列:

[1, 7, 13, 29, 31, 91, 203, 217, 239, 377, 403, 899, 1673, 2639, 2821, 3107, 6293, 6931, 7409, 11687, 21749, 48517, 51863, 81809, 90103, 96317, 214861, 630721, 674219, 1504027, 2793193, 19552351]

約数ペア:

[(1, 19552351), (7, 2793193), (13, 1504027), (29, 674219), (31, 630721), (91, 214861), (203, 96317), (217, 90103), (239, 81809), (377, 51863), (403, 48517), (899, 21749), (1673, 11687), (2639, 7409), (2821, 6931), (3107, 6293)]