20703485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3727}}^1$

素因数の和:3844

約数の個数: 16

約数和(自身を含む): 27378432

約数和(自身を除く): 6674947

約数列:

[1, 5, 11, 55, 101, 505, 1111, 3727, 5555, 18635, 40997, 204985, 376427, 1882135, 4140697, 20703485]

約数ペア:

[(1, 20703485), (5, 4140697), (11, 1882135), (55, 376427), (101, 204985), (505, 40997), (1111, 18635), (3727, 5555)]