20193020982

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{855709}}^1$

素因数の和:855762

約数の個数: 64

約数和(自身を含む): 49288896000

約数和(自身を除く): 29095875018

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 1026, 1242, 1311, 2622, 3933, 7866, 11799, 23598, 855709, 1711418, 2567127, 5134254, 7701381, 15402762, 16258471, 19681307, 23104143, 32516942, 39362614, 46208286, 48775413, 59043921, 97550826, 118087842, 146326239, 177131763, 292652478, 354263526, 373944833, 438978717, 531395289, 747889666, 877957434, 1062790578, 1121834499, 2243668998, 3365503497, 6731006994, 10096510491, 20193020982]

約数ペア:

[(1, 20193020982), (2, 10096510491), (3, 6731006994), (6, 3365503497), (9, 2243668998), (18, 1121834499), (19, 1062790578), (23, 877957434), (27, 747889666), (38, 531395289), (46, 438978717), (54, 373944833), (57, 354263526), (69, 292652478), (114, 177131763), (138, 146326239), (171, 118087842), (207, 97550826), (342, 59043921), (414, 48775413), (437, 46208286), (513, 39362614), (621, 32516942), (874, 23104143), (1026, 19681307), (1242, 16258471), (1311, 15402762), (2622, 7701381), (3933, 5134254), (7866, 2567127), (11799, 1711418), (23598, 855709)]