81643304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{537127}}^1$

素因数の和:537152

約数の個数: 16

約数和(自身を含む): 161138400

約数和(自身を除く): 79495096

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 537127, 1074254, 2148508, 4297016, 10205413, 20410826, 40821652, 81643304]

約数ペア:

[(1, 81643304), (2, 40821652), (4, 20410826), (8, 10205413), (19, 4297016), (38, 2148508), (76, 1074254), (152, 537127)]