18733143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3359}}^1$

素因数の和:3399

約数の個数: 24

約数和(自身を含む): 29514240

約数和(自身を除く): 10781097

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 3359, 5577, 10077, 36949, 43667, 110847, 131001, 480337, 567671, 1441011, 1703013, 6244381, 18733143]

約数ペア:

[(1, 18733143), (3, 6244381), (11, 1703013), (13, 1441011), (33, 567671), (39, 480337), (143, 131001), (169, 110847), (429, 43667), (507, 36949), (1859, 10077), (3359, 5577)]