19640907

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5087}}^1$

素因数の和:5120

約数の個数: 32

約数和(自身を含む): 34191360

約数和(自身を除く): 14550453

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5087, 15261, 45783, 55957, 66131, 137349, 167871, 198393, 503613, 595179, 727441, 1510839, 1785537, 2182323, 6546969, 19640907]

約数ペア:

[(1, 19640907), (3, 6546969), (9, 2182323), (11, 1785537), (13, 1510839), (27, 727441), (33, 595179), (39, 503613), (99, 198393), (117, 167871), (143, 137349), (297, 66131), (351, 55957), (429, 45783), (1287, 15261), (3861, 5087)]