18420850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{52631}}^1$

素因数の和:52650

約数の個数: 24

約数和(自身を含む): 39158208

約数和(自身を除く): 20737358

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 52631, 105262, 263155, 368417, 526310, 736834, 1315775, 1842085, 2631550, 3684170, 9210425, 18420850]

約数ペア:

[(1, 18420850), (2, 9210425), (5, 3684170), (7, 2631550), (10, 1842085), (14, 1315775), (25, 736834), (35, 526310), (50, 368417), (70, 263155), (175, 105262), (350, 52631)]