16040959

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 3865601

約数列:

[1, 11, 19, 23, 47, 71, 209, 253, 437, 517, 781, 893, 1081, 1349, 1633, 3337, 4807, 9823, 11891, 14839, 17963, 20539, 31027, 36707, 63403, 76751, 225929, 341297, 697433, 844261, 1458269, 16040959]

約数ペア:

[(1, 16040959), (11, 1458269), (19, 844261), (23, 697433), (47, 341297), (71, 225929), (209, 76751), (253, 63403), (437, 36707), (517, 31027), (781, 20539), (893, 17963), (1081, 14839), (1349, 11891), (1633, 9823), (3337, 4807)]