205653438608

素因数分解:

$2^4\times {\mathrm{105491}}^1\times {\mathrm{121843}}^1$

素因数の和:227342

約数の個数: 20

約数和(自身を含む): 398460584688

約数和(自身を除く): 192807146080

約数列:

[1, 2, 4, 8, 16, 105491, 121843, 210982, 243686, 421964, 487372, 843928, 974744, 1687856, 1949488, 12853339913, 25706679826, 51413359652, 102826719304, 205653438608]

約数ペア:

[(1, 205653438608), (2, 102826719304), (4, 51413359652), (8, 25706679826), (16, 12853339913), (105491, 1949488), (121843, 1687856), (210982, 974744), (243686, 843928), (421964, 487372)]