201820261

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{1237}}^1$

素因数の和:1564

約数の個数: 16

約数和(自身を含む): 220264960

約数和(自身を除く): 18444699

約数列:

[1, 19, 31, 277, 589, 1237, 5263, 8587, 23503, 38347, 163153, 342649, 728593, 6510331, 10622119, 201820261]

約数ペア:

[(1, 201820261), (19, 10622119), (31, 6510331), (277, 728593), (589, 342649), (1237, 163153), (5263, 38347), (8587, 23503)]