19659894

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1307}}^1$

素因数の和:1444

約数の個数: 32

約数和(自身を含む): 41437440

約数和(自身を除く): 21777546

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 218, 327, 654, 1307, 2507, 2614, 3921, 5014, 7521, 7842, 15042, 30061, 60122, 90183, 142463, 180366, 284926, 427389, 854778, 3276649, 6553298, 9829947, 19659894]

約数ペア:

[(1, 19659894), (2, 9829947), (3, 6553298), (6, 3276649), (23, 854778), (46, 427389), (69, 284926), (109, 180366), (138, 142463), (218, 90183), (327, 60122), (654, 30061), (1307, 15042), (2507, 7842), (2614, 7521), (3921, 5014)]