20262512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66653}}^1$

素因数の和:66680

約数の個数: 20

約数和(自身を含む): 41325480

約数和(自身を除く): 21062968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66653, 133306, 266612, 533224, 1066448, 1266407, 2532814, 5065628, 10131256, 20262512]

約数ペア:

[(1, 20262512), (2, 10131256), (4, 5065628), (8, 2532814), (16, 1266407), (19, 1066448), (38, 533224), (76, 266612), (152, 133306), (304, 66653)]