221453168

素因数分解:

$2^4\times {\mathrm{911}}^1\times {\mathrm{15193}}^1$

素因数の和:16112

約数の個数: 20

約数和(自身を含む): 429564768

約数和(自身を除く): 208111600

約数列:

[1, 2, 4, 8, 16, 911, 1822, 3644, 7288, 14576, 15193, 30386, 60772, 121544, 243088, 13840823, 27681646, 55363292, 110726584, 221453168]

約数ペア:

[(1, 221453168), (2, 110726584), (4, 55363292), (8, 27681646), (16, 13840823), (911, 243088), (1822, 121544), (3644, 60772), (7288, 30386), (14576, 15193)]