18723243

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11579}}^1$

素因数の和:11607

約数の個数: 24

約数和(自身を含む): 31682880

約数和(自身を除く): 12959637

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 11579, 34737, 81053, 127369, 243159, 382107, 567371, 891583, 1702113, 2674749, 6241081, 18723243]

約数ペア:

[(1, 18723243), (3, 6241081), (7, 2674749), (11, 1702113), (21, 891583), (33, 567371), (49, 382107), (77, 243159), (147, 127369), (231, 81053), (539, 34737), (1617, 11579)]