18007899

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{65963}}^1$

素因数の和:65986

約数の個数: 16

約数和(自身を含む): 29551872

約数和(自身を除く): 11543973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 65963, 197889, 461741, 857519, 1385223, 2572557, 6002633, 18007899]

約数ペア:

[(1, 18007899), (3, 6002633), (7, 2572557), (13, 1385223), (21, 857519), (39, 461741), (91, 197889), (273, 65963)]