216868144

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{124351}}^1$

素因数の和:124468

約数の個数: 20

約数和(自身を含む): 424040320

約数和(自身を除く): 207172176

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 124351, 248702, 497404, 994808, 1989616, 13554259, 27108518, 54217036, 108434072, 216868144]

約数ペア:

[(1, 216868144), (2, 108434072), (4, 54217036), (8, 27108518), (16, 13554259), (109, 1989616), (218, 994808), (436, 497404), (872, 248702), (1744, 124351)]