18940842584

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{26602307}}^1$

素因数の和:26602402

約数の個数: 16

約数和(自身を含む): 35913115800

約数和(自身を除く): 16972273216

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 26602307, 53204614, 106409228, 212818456, 2367605323, 4735210646, 9470421292, 18940842584]

約数ペア:

[(1, 18940842584), (2, 9470421292), (4, 4735210646), (8, 2367605323), (89, 212818456), (178, 106409228), (356, 53204614), (712, 26602307)]