19012840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6173}}^1$

素因数の和:6202

約数の個数: 64

約数和(自身を含む): 53343360

約数和(自身を除く): 34330520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 6173, 12346, 24692, 30865, 43211, 49384, 61730, 67903, 86422, 123460, 135806, 172844, 216055, 246920, 271612, 339515, 345688, 432110, 475321, 543224, 679030, 864220, 950642, 1358060, 1728440, 1901284, 2376605, 2716120, 3802568, 4753210, 9506420, 19012840]

約数ペア:

[(1, 19012840), (2, 9506420), (4, 4753210), (5, 3802568), (7, 2716120), (8, 2376605), (10, 1901284), (11, 1728440), (14, 1358060), (20, 950642), (22, 864220), (28, 679030), (35, 543224), (40, 475321), (44, 432110), (55, 345688), (56, 339515), (70, 271612), (77, 246920), (88, 216055), (110, 172844), (140, 135806), (154, 123460), (220, 86422), (280, 67903), (308, 61730), (385, 49384), (440, 43211), (616, 30865), (770, 24692), (1540, 12346), (3080, 6173)]