221980144

素因数分解:

$2^4\times {\mathrm{1097}}^1\times {\mathrm{12647}}^1$

素因数の和:13752

約数の個数: 20

約数和(自身を含む): 430512624

約数和(自身を除く): 208532480

約数列:

[1, 2, 4, 8, 16, 1097, 2194, 4388, 8776, 12647, 17552, 25294, 50588, 101176, 202352, 13873759, 27747518, 55495036, 110990072, 221980144]

約数ペア:

[(1, 221980144), (2, 110990072), (4, 55495036), (8, 27747518), (16, 13873759), (1097, 202352), (2194, 101176), (4388, 50588), (8776, 25294), (12647, 17552)]