19405716

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1301}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 49871808

約数和(自身を除く): 30466092

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 113, 132, 226, 339, 452, 678, 1243, 1301, 1356, 2486, 2602, 3729, 3903, 4972, 5204, 7458, 7806, 14311, 14916, 15612, 28622, 42933, 57244, 85866, 147013, 171732, 294026, 441039, 588052, 882078, 1617143, 1764156, 3234286, 4851429, 6468572, 9702858, 19405716]

約数ペア:

[(1, 19405716), (2, 9702858), (3, 6468572), (4, 4851429), (6, 3234286), (11, 1764156), (12, 1617143), (22, 882078), (33, 588052), (44, 441039), (66, 294026), (113, 171732), (132, 147013), (226, 85866), (339, 57244), (452, 42933), (678, 28622), (1243, 15612), (1301, 14916), (1356, 14311), (2486, 7806), (2602, 7458), (3729, 5204), (3903, 4972)]