18405918

素因数分解:

$2^1\times 3^2\times {\mathrm{797}}^1\times {\mathrm{1283}}^1$

素因数の和:2088

約数の個数: 24

約数和(自身を含む): 39960648

約数和(自身を除く): 21554730

約数列:

[1, 2, 3, 6, 9, 18, 797, 1283, 1594, 2391, 2566, 3849, 4782, 7173, 7698, 11547, 14346, 23094, 1022551, 2045102, 3067653, 6135306, 9202959, 18405918]

約数ペア:

[(1, 18405918), (2, 9202959), (3, 6135306), (6, 3067653), (9, 2045102), (18, 1022551), (797, 23094), (1283, 14346), (1594, 11547), (2391, 7698), (2566, 7173), (3849, 4782)]