19003882160

素因数分解:

$2^4\times 5^1\times {\mathrm{237548527}}^1$

素因数の和:237548540

約数の個数: 20

約数和(自身を含む): 44184026208

約数和(自身を除く): 25180144048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 237548527, 475097054, 950194108, 1187742635, 1900388216, 2375485270, 3800776432, 4750970540, 9501941080, 19003882160]

約数ペア:

[(1, 19003882160), (2, 9501941080), (4, 4750970540), (5, 3800776432), (8, 2375485270), (10, 1900388216), (16, 1187742635), (20, 950194108), (40, 475097054), (80, 237548527)]