18010925

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 23123520

約数和(自身を除く): 5112595

約数列:

[1, 5, 25, 71, 73, 139, 355, 365, 695, 1775, 1825, 3475, 5183, 9869, 10147, 25915, 49345, 50735, 129575, 246725, 253675, 720437, 3602185, 18010925]

約数ペア:

[(1, 18010925), (5, 3602185), (25, 720437), (71, 253675), (73, 246725), (139, 129575), (355, 50735), (365, 49345), (695, 25915), (1775, 10147), (1825, 9869), (3475, 5183)]