18698425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 24998400

約数和(自身を除く): 6299975

約数列:

[1, 5, 23, 25, 31, 115, 155, 575, 713, 775, 1049, 3565, 5245, 17825, 24127, 26225, 32519, 120635, 162595, 603175, 747937, 812975, 3739685, 18698425]

約数ペア:

[(1, 18698425), (5, 3739685), (23, 812975), (25, 747937), (31, 603175), (115, 162595), (155, 120635), (575, 32519), (713, 26225), (775, 24127), (1049, 17825), (3565, 5245)]