19735623

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 34099200

約数和(自身を除く): 14363577

約数列:

[1, 3, 9, 17, 19, 27, 31, 51, 57, 73, 93, 153, 171, 219, 279, 323, 459, 513, 527, 589, 657, 837, 969, 1241, 1387, 1581, 1767, 1971, 2263, 2907, 3723, 4161, 4743, 5301, 6789, 8721, 10013, 11169, 12483, 14229, 15903, 20367, 23579, 30039, 33507, 37449, 38471, 42997, 61101, 70737, 90117, 115413, 128991, 212211, 270351, 346239, 386973, 636633, 730949, 1038717, 1160919, 2192847, 6578541, 19735623]

約数ペア:

[(1, 19735623), (3, 6578541), (9, 2192847), (17, 1160919), (19, 1038717), (27, 730949), (31, 636633), (51, 386973), (57, 346239), (73, 270351), (93, 212211), (153, 128991), (171, 115413), (219, 90117), (279, 70737), (323, 61101), (459, 42997), (513, 38471), (527, 37449), (589, 33507), (657, 30039), (837, 23579), (969, 20367), (1241, 15903), (1387, 14229), (1581, 12483), (1767, 11169), (1971, 10013), (2263, 8721), (2907, 6789), (3723, 5301), (4161, 4743)]