18123260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31247}}^1$

素因数の和:31285

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 21249220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31247, 62494, 124988, 156235, 312470, 624940, 906163, 1812326, 3624652, 4530815, 9061630, 18123260]

約数ペア:

[(1, 18123260), (2, 9061630), (4, 4530815), (5, 3624652), (10, 1812326), (20, 906163), (29, 624940), (58, 312470), (116, 156235), (145, 124988), (290, 62494), (580, 31247)]