20138180854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1\times {\mathrm{4397}}^1$

素因数の和:5328

約数の個数: 32

約数和(自身を含む): 33106384800

約数和(自身を除く): 12968203946

約数列:

[1, 2, 11, 22, 409, 509, 818, 1018, 4397, 4499, 5599, 8794, 8998, 11198, 48367, 96734, 208181, 416362, 1798373, 2238073, 2289991, 3596746, 4476146, 4579982, 19782103, 24618803, 39564206, 49237606, 915371857, 1830743714, 10069090427, 20138180854]

約数ペア:

[(1, 20138180854), (2, 10069090427), (11, 1830743714), (22, 915371857), (409, 49237606), (509, 39564206), (818, 24618803), (1018, 19782103), (4397, 4579982), (4499, 4476146), (5599, 3596746), (8794, 2289991), (8998, 2238073), (11198, 1798373), (48367, 416362), (96734, 208181)]