208889746624

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{251069407}}^1$

素因数の和:251069432

約数の個数: 28

約数和(自身を含む): 446401407424

約数和(自身を除く): 237511660800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 251069407, 502138814, 1004277628, 2008555256, 3263902291, 4017110512, 6527804582, 8034221024, 13055609164, 16068442048, 26111218328, 52222436656, 104444873312, 208889746624]

約数ペア:

[(1, 208889746624), (2, 104444873312), (4, 52222436656), (8, 26111218328), (13, 16068442048), (16, 13055609164), (26, 8034221024), (32, 6527804582), (52, 4017110512), (64, 3263902291), (104, 2008555256), (208, 1004277628), (416, 502138814), (832, 251069407)]