20198538

素因数分解:

$2^1\times 3^3\times {\mathrm{374047}}^1$

素因数の和:374058

約数の個数: 16

約数和(自身を含む): 44885760

約数和(自身を除く): 24687222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 374047, 748094, 1122141, 2244282, 3366423, 6732846, 10099269, 20198538]

約数ペア:

[(1, 20198538), (2, 10099269), (3, 6732846), (6, 3366423), (9, 2244282), (18, 1122141), (27, 748094), (54, 374047)]