18679095

素因数分解:

$3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{937}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 32484816

約数和(自身を除く): 13805721

約数列:

[1, 3, 5, 9, 15, 45, 443, 937, 1329, 2215, 2811, 3987, 4685, 6645, 8433, 14055, 19935, 42165, 415091, 1245273, 2075455, 3735819, 6226365, 18679095]

約数ペア:

[(1, 18679095), (3, 6226365), (5, 3735819), (9, 2075455), (15, 1245273), (45, 415091), (443, 42165), (937, 19935), (1329, 14055), (2215, 8433), (2811, 6645), (3987, 4685)]