1900552615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1538909}}^1$

素因数の和:1538946

約数の個数: 16

約数和(自身を含む): 2585368800

約数和(自身を除く): 684816185

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 1538909, 7694545, 20005817, 29239271, 100029085, 146196355, 380110523, 1900552615]

約数ペア:

[(1, 1900552615), (5, 380110523), (13, 146196355), (19, 100029085), (65, 29239271), (95, 20005817), (247, 7694545), (1235, 1538909)]