20109176

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 39584160

約数和(自身を除く): 19474984

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 293, 373, 586, 746, 1172, 1492, 2344, 2984, 6739, 8579, 13478, 17158, 26956, 34316, 53912, 68632, 109289, 218578, 437156, 874312, 2513647, 5027294, 10054588, 20109176]

約数ペア:

[(1, 20109176), (2, 10054588), (4, 5027294), (8, 2513647), (23, 874312), (46, 437156), (92, 218578), (184, 109289), (293, 68632), (373, 53912), (586, 34316), (746, 26956), (1172, 17158), (1492, 13478), (2344, 8579), (2984, 6739)]