18795425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1667}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 26060832

約数和(自身を除く): 7265407

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 451, 1025, 1667, 2255, 8335, 11275, 18337, 41675, 68347, 91685, 341735, 458425, 751817, 1708675, 3759085, 18795425]

約数ペア:

[(1, 18795425), (5, 3759085), (11, 1708675), (25, 751817), (41, 458425), (55, 341735), (205, 91685), (275, 68347), (451, 41675), (1025, 18337), (1667, 11275), (2255, 8335)]