18142728

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{20431}}^1$

素因数の和:20477

約数の個数: 32

約数和(自身を含む): 46584960

約数和(自身を除く): 28442232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 20431, 40862, 61293, 81724, 122586, 163448, 245172, 490344, 755947, 1511894, 2267841, 3023788, 4535682, 6047576, 9071364, 18142728]

約数ペア:

[(1, 18142728), (2, 9071364), (3, 6047576), (4, 4535682), (6, 3023788), (8, 2267841), (12, 1511894), (24, 755947), (37, 490344), (74, 245172), (111, 163448), (148, 122586), (222, 81724), (296, 61293), (444, 40862), (888, 20431)]