20144776

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61417}}^1$

素因数の和:61464

約数の個数: 16

約数和(自身を含む): 38693340

約数和(自身を除く): 18548564

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61417, 122834, 245668, 491336, 2518097, 5036194, 10072388, 20144776]

約数ペア:

[(1, 20144776), (2, 10072388), (4, 5036194), (8, 2518097), (41, 491336), (82, 245668), (164, 122834), (328, 61417)]