15780148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2129}}^1$

素因数の和:2259

約数の個数: 24

約数和(自身を含む): 29521800

約数和(自身を除く): 13741652

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 2129, 3706, 4258, 7412, 8516, 36193, 72386, 144772, 232061, 464122, 928244, 3945037, 7890074, 15780148]

約数ペア:

[(1, 15780148), (2, 7890074), (4, 3945037), (17, 928244), (34, 464122), (68, 232061), (109, 144772), (218, 72386), (436, 36193), (1853, 8516), (2129, 7412), (3706, 4258)]