18223485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{881}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 15306627

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 881, 985, 1379, 2643, 2955, 4137, 4405, 6167, 6895, 13215, 18501, 20685, 30835, 92505, 173557, 520671, 867785, 1214899, 2603355, 3644697, 6074495, 18223485]

約数ペア:

[(1, 18223485), (3, 6074495), (5, 3644697), (7, 2603355), (15, 1214899), (21, 867785), (35, 520671), (105, 173557), (197, 92505), (591, 30835), (881, 20685), (985, 18501), (1379, 13215), (2643, 6895), (2955, 6167), (4137, 4405)]