203847580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{536441}}^1$

素因数の和:536469

約数の個数: 24

約数和(自身を含む): 450611280

約数和(自身を除く): 246763700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 536441, 1072882, 2145764, 2682205, 5364410, 10192379, 10728820, 20384758, 40769516, 50961895, 101923790, 203847580]

約数ペア:

[(1, 203847580), (2, 101923790), (4, 50961895), (5, 40769516), (10, 20384758), (19, 10728820), (20, 10192379), (38, 5364410), (76, 2682205), (95, 2145764), (190, 1072882), (380, 536441)]