19185628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{373}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 42223104

約数和(自身を除く): 23037476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 167, 308, 334, 373, 668, 746, 1169, 1492, 1837, 2338, 2611, 3674, 4103, 4676, 5222, 7348, 8206, 10444, 12859, 16412, 25718, 28721, 51436, 57442, 62291, 114884, 124582, 249164, 436037, 685201, 872074, 1370402, 1744148, 2740804, 4796407, 9592814, 19185628]

約数ペア:

[(1, 19185628), (2, 9592814), (4, 4796407), (7, 2740804), (11, 1744148), (14, 1370402), (22, 872074), (28, 685201), (44, 436037), (77, 249164), (154, 124582), (167, 114884), (308, 62291), (334, 57442), (373, 51436), (668, 28721), (746, 25718), (1169, 16412), (1492, 12859), (1837, 10444), (2338, 8206), (2611, 7348), (3674, 5222), (4103, 4676)]