203866580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{536491}}^1$

素因数の和:536519

約数の個数: 24

約数和(自身を含む): 450653280

約数和(自身を除く): 246786700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 536491, 1072982, 2145964, 2682455, 5364910, 10193329, 10729820, 20386658, 40773316, 50966645, 101933290, 203866580]

約数ペア:

[(1, 203866580), (2, 101933290), (4, 50966645), (5, 40773316), (10, 20386658), (19, 10729820), (20, 10193329), (38, 5364910), (76, 2682455), (95, 2145964), (190, 1072982), (380, 536491)]