87661858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{22397}}^1$

素因数の和:22521

約数の個数: 16

約数和(自身を含む): 139763520

約数和(自身を除く): 52101662

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 22397, 44794, 425543, 851086, 2306891, 4613782, 43830929, 87661858]

約数ペア:

[(1, 87661858), (2, 43830929), (19, 4613782), (38, 2306891), (103, 851086), (206, 425543), (1957, 44794), (3914, 22397)]