1556552884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{20480959}}^1$

素因数の和:20480982

約数の個数: 12

約数和(自身を含む): 2867334400

約数和(自身を除く): 1310781516

約数列:

[1, 2, 4, 19, 38, 76, 20480959, 40961918, 81923836, 389138221, 778276442, 1556552884]

約数ペア:

[(1, 1556552884), (2, 778276442), (4, 389138221), (19, 81923836), (38, 40961918), (76, 20480959)]