20381104

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{3361}}^1$

素因数の和:3748

約数の個数: 20

約数和(自身を含む): 39604360

約数和(自身を除く): 19223256

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 3361, 6064, 6722, 13444, 26888, 53776, 1273819, 2547638, 5095276, 10190552, 20381104]

約数ペア:

[(1, 20381104), (2, 10190552), (4, 5095276), (8, 2547638), (16, 1273819), (379, 53776), (758, 26888), (1516, 13444), (3032, 6722), (3361, 6064)]