19045818

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2299

約数の個数: 48

約数和(自身を含む): 46084896

約数和(自身を除く): 27039078

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 2237, 2838, 4257, 4474, 6711, 8514, 13422, 20133, 24607, 40266, 49214, 73821, 96191, 147642, 192382, 221463, 288573, 442926, 577146, 865719, 1058101, 1731438, 2116202, 3174303, 6348606, 9522909, 19045818]

約数ペア:

[(1, 19045818), (2, 9522909), (3, 6348606), (6, 3174303), (9, 2116202), (11, 1731438), (18, 1058101), (22, 865719), (33, 577146), (43, 442926), (66, 288573), (86, 221463), (99, 192382), (129, 147642), (198, 96191), (258, 73821), (387, 49214), (473, 40266), (774, 24607), (946, 20133), (1419, 13422), (2237, 8514), (2838, 6711), (4257, 4474)]