163904

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:222

約数の個数: 28

約数和(自身を含む): 352044

約数和(自身を除く): 188140

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 197, 208, 394, 416, 788, 832, 1576, 2561, 3152, 5122, 6304, 10244, 12608, 20488, 40976, 81952, 163904]

約数ペア:

[(1, 163904), (2, 81952), (4, 40976), (8, 20488), (13, 12608), (16, 10244), (26, 6304), (32, 5122), (52, 3152), (64, 2561), (104, 1576), (197, 832), (208, 788), (394, 416)]