1890268

素因数分解:

$2^2\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 18

約数和(自身を含む): 3389568

約数和(自身を除く): 1499300

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 3721, 7442, 7747, 14884, 15494, 30988, 472567, 945134, 1890268]

約数ペア:

[(1, 1890268), (2, 945134), (4, 472567), (61, 30988), (122, 15494), (127, 14884), (244, 7747), (254, 7442), (508, 3721)]