18894213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{967}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 29597568

約数和(自身を除く): 10703355

約数列:

[1, 3, 9, 13, 39, 117, 167, 501, 967, 1503, 2171, 2901, 6513, 8703, 12571, 19539, 37713, 113139, 161489, 484467, 1453401, 2099357, 6298071, 18894213]

約数ペア:

[(1, 18894213), (3, 6298071), (9, 2099357), (13, 1453401), (39, 484467), (117, 161489), (167, 113139), (501, 37713), (967, 19539), (1503, 12571), (2171, 8703), (2901, 6513)]