18929385

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{11369}}^1$

素因数の和:11417

約数の個数: 24

約数和(自身を含む): 33700680

約数和(自身を除く): 14771295

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 11369, 34107, 56845, 102321, 170535, 420653, 511605, 1261959, 2103265, 3785877, 6309795, 18929385]

約数ペア:

[(1, 18929385), (3, 6309795), (5, 3785877), (9, 2103265), (15, 1261959), (37, 511605), (45, 420653), (111, 170535), (185, 102321), (333, 56845), (555, 34107), (1665, 11369)]