19869752

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1783}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 42816000

約数和(自身を除く): 22946248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 1783, 2786, 3566, 5572, 7132, 11144, 12481, 14264, 24962, 49924, 99848, 354817, 709634, 1419268, 2483719, 2838536, 4967438, 9934876, 19869752]

約数ペア:

[(1, 19869752), (2, 9934876), (4, 4967438), (7, 2838536), (8, 2483719), (14, 1419268), (28, 709634), (56, 354817), (199, 99848), (398, 49924), (796, 24962), (1393, 14264), (1592, 12481), (1783, 11144), (2786, 7132), (3566, 5572)]