18525380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48751}}^1$

素因数の和:48779

約数の個数: 24

約数和(自身を含む): 40951680

約数和(自身を除く): 22426300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48751, 97502, 195004, 243755, 487510, 926269, 975020, 1852538, 3705076, 4631345, 9262690, 18525380]

約数ペア:

[(1, 18525380), (2, 9262690), (4, 4631345), (5, 3705076), (10, 1852538), (19, 975020), (20, 926269), (38, 487510), (76, 243755), (95, 195004), (190, 97502), (380, 48751)]