18777393

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{14797}}^1$

素因数の和:14853

約数の個数: 16

約数和(自身を含む): 28412160

約数和(自身を除く): 9634767

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 14797, 44391, 133173, 399519, 695459, 2086377, 6259131, 18777393]

約数ペア:

[(1, 18777393), (3, 6259131), (9, 2086377), (27, 695459), (47, 399519), (141, 133173), (423, 44391), (1269, 14797)]