20910704

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17903}}^1$

素因数の和:17984

約数の個数: 20

約数和(自身を含む): 41071776

約数和(自身を除く): 20161072

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17903, 35806, 71612, 143224, 286448, 1306919, 2613838, 5227676, 10455352, 20910704]

約数ペア:

[(1, 20910704), (2, 10455352), (4, 5227676), (8, 2613838), (16, 1306919), (73, 286448), (146, 143224), (292, 71612), (584, 35806), (1168, 17903)]