18542853

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 32587776

約数和(自身を除く): 14044923

約数列:

[1, 3, 7, 9, 21, 23, 63, 67, 69, 161, 191, 201, 207, 469, 483, 573, 603, 1337, 1407, 1449, 1541, 1719, 4011, 4221, 4393, 4623, 10787, 12033, 12797, 13179, 13869, 30751, 32361, 38391, 39537, 89579, 92253, 97083, 115173, 268737, 276759, 294331, 806211, 882993, 2060317, 2648979, 6180951, 18542853]

約数ペア:

[(1, 18542853), (3, 6180951), (7, 2648979), (9, 2060317), (21, 882993), (23, 806211), (63, 294331), (67, 276759), (69, 268737), (161, 115173), (191, 97083), (201, 92253), (207, 89579), (469, 39537), (483, 38391), (573, 32361), (603, 30751), (1337, 13869), (1407, 13179), (1449, 12797), (1541, 12033), (1719, 10787), (4011, 4623), (4221, 4393)]