81905212616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538850083}}^1$

素因数の和:538850108

約数の個数: 16

約数和(自身を含む): 161655025200

約数和(自身を除く): 79749812584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538850083, 1077700166, 2155400332, 4310800664, 10238151577, 20476303154, 40952606308, 81905212616]

約数ペア:

[(1, 81905212616), (2, 40952606308), (4, 20476303154), (8, 10238151577), (19, 4310800664), (38, 2155400332), (76, 1077700166), (152, 538850083)]