204055820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{536989}}^1$

素因数の和:537017

約数の個数: 24

約数和(自身を含む): 451071600

約数和(自身を除く): 247015780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 536989, 1073978, 2147956, 2684945, 5369890, 10202791, 10739780, 20405582, 40811164, 51013955, 102027910, 204055820]

約数ペア:

[(1, 204055820), (2, 102027910), (4, 51013955), (5, 40811164), (10, 20405582), (19, 10739780), (20, 10202791), (38, 5369890), (76, 2684945), (95, 2147956), (190, 1073978), (380, 536989)]