18254985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7559}}^1$

素因数の和:7597

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 16581495

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 7559, 22677, 37795, 52913, 113385, 158739, 173857, 264565, 521571, 793695, 869285, 1216999, 2607855, 3650997, 6084995, 18254985]

約数ペア:

[(1, 18254985), (3, 6084995), (5, 3650997), (7, 2607855), (15, 1216999), (21, 869285), (23, 793695), (35, 521571), (69, 264565), (105, 173857), (115, 158739), (161, 113385), (345, 52913), (483, 37795), (805, 22677), (2415, 7559)]