18465213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27851}}^1$

素因数の和:27884

約数の個数: 16

約数和(自身を含む): 28074816

約数和(自身を除く): 9609603

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 27851, 83553, 362063, 473467, 1086189, 1420401, 6155071, 18465213]

約数ペア:

[(1, 18465213), (3, 6155071), (13, 1420401), (17, 1086189), (39, 473467), (51, 362063), (221, 83553), (663, 27851)]