18824769

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 28035072

約数和(自身を除く): 9210303

約数列:

[1, 3, 9, 47, 141, 191, 233, 423, 573, 699, 1719, 2097, 8977, 10951, 26931, 32853, 44503, 80793, 98559, 133509, 400527, 2091641, 6274923, 18824769]

約数ペア:

[(1, 18824769), (3, 6274923), (9, 2091641), (47, 400527), (141, 133509), (191, 98559), (233, 80793), (423, 44503), (573, 32853), (699, 26931), (1719, 10951), (2097, 8977)]