2019906010

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1025333}}^1$

素因数の和:1025537

約数の個数: 16

約数和(自身を含む): 3654290376

約数和(自身を除く): 1634384366

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 1025333, 2050666, 5126665, 10253330, 201990601, 403981202, 1009953005, 2019906010]

約数ペア:

[(1, 2019906010), (2, 1009953005), (5, 403981202), (10, 201990601), (197, 10253330), (394, 5126665), (985, 2050666), (1970, 1025333)]