20458458

素因数分解:

$2^1\times 3^2\times {\mathrm{937}}^1\times {\mathrm{1213}}^1$

素因数の和:2158

約数の個数: 24

約数和(自身を含む): 44410548

約数和(自身を除く): 23952090

約数列:

[1, 2, 3, 6, 9, 18, 937, 1213, 1874, 2426, 2811, 3639, 5622, 7278, 8433, 10917, 16866, 21834, 1136581, 2273162, 3409743, 6819486, 10229229, 20458458]

約数ペア:

[(1, 20458458), (2, 10229229), (3, 6819486), (6, 3409743), (9, 2273162), (18, 1136581), (937, 21834), (1213, 16866), (1874, 10917), (2426, 8433), (2811, 7278), (3639, 5622)]