18306453

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 29111040

約数和(自身を除く): 10804587

約数列:

[1, 3, 11, 29, 33, 37, 47, 87, 111, 121, 141, 319, 363, 407, 517, 957, 1073, 1221, 1363, 1551, 1739, 3219, 3509, 4089, 4477, 5217, 5687, 10527, 11803, 13431, 14993, 17061, 19129, 35409, 44979, 50431, 57387, 129833, 151293, 164923, 210419, 389499, 494769, 554741, 631257, 1664223, 6102151, 18306453]

約数ペア:

[(1, 18306453), (3, 6102151), (11, 1664223), (29, 631257), (33, 554741), (37, 494769), (47, 389499), (87, 210419), (111, 164923), (121, 151293), (141, 129833), (319, 57387), (363, 50431), (407, 44979), (517, 35409), (957, 19129), (1073, 17061), (1221, 14993), (1363, 13431), (1551, 11803), (1739, 10527), (3219, 5687), (3509, 5217), (4089, 4477)]