18999126

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{761}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 43982640

約数和(自身を除く): 24983514

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 761, 1314, 1387, 1522, 2283, 2774, 4161, 4566, 6849, 8322, 12483, 13698, 14459, 24966, 28918, 43377, 55553, 86754, 111106, 130131, 166659, 260262, 333318, 499977, 999954, 1055507, 2111014, 3166521, 6333042, 9499563, 18999126]

約数ペア:

[(1, 18999126), (2, 9499563), (3, 6333042), (6, 3166521), (9, 2111014), (18, 1055507), (19, 999954), (38, 499977), (57, 333318), (73, 260262), (114, 166659), (146, 130131), (171, 111106), (219, 86754), (342, 55553), (438, 43377), (657, 28918), (761, 24966), (1314, 14459), (1387, 13698), (1522, 12483), (2283, 8322), (2774, 6849), (4161, 4566)]