199981184

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{120181}}^1$

素因数の和:120208

約数の個数: 32

約数和(自身を含む): 429049740

約数和(自身を除く): 229068556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 120181, 240362, 480724, 961448, 1562353, 1922896, 3124706, 3845792, 6249412, 7691584, 12498824, 15383168, 24997648, 49995296, 99990592, 199981184]

約数ペア:

[(1, 199981184), (2, 99990592), (4, 49995296), (8, 24997648), (13, 15383168), (16, 12498824), (26, 7691584), (32, 6249412), (52, 3845792), (64, 3124706), (104, 1922896), (128, 1562353), (208, 961448), (416, 480724), (832, 240362), (1664, 120181)]