18878067

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3433}}^1$

素因数の和:3499

約数の個数: 24

約数和(自身を含む): 29999424

約数和(自身を除く): 11121357

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3433, 5499, 10299, 30897, 44629, 133887, 161351, 401661, 484053, 1452159, 2097563, 6292689, 18878067]

約数ペア:

[(1, 18878067), (3, 6292689), (9, 2097563), (13, 1452159), (39, 484053), (47, 401661), (117, 161351), (141, 133887), (423, 44629), (611, 30897), (1833, 10299), (3433, 5499)]