2020144912

素因数分解:

$2^4\times {\mathrm{3203}}^1\times {\mathrm{39419}}^1$

素因数の和:42630

約数の個数: 20

約数和(自身を含む): 3915352080

約数和(自身を除く): 1895207168

約数列:

[1, 2, 4, 8, 16, 3203, 6406, 12812, 25624, 39419, 51248, 78838, 157676, 315352, 630704, 126259057, 252518114, 505036228, 1010072456, 2020144912]

約数ペア:

[(1, 2020144912), (2, 1010072456), (4, 505036228), (8, 252518114), (16, 126259057), (3203, 630704), (6406, 315352), (12812, 157676), (25624, 78838), (39419, 51248)]