20113282918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1\times {\mathrm{257671}}^1$

素因数の和:258963

約数の個数: 16

約数和(自身を含む): 31168005120

約数和(自身を除く): 11054722202

約数列:

[1, 2, 31, 62, 1259, 2518, 39029, 78058, 257671, 515342, 7987801, 15975602, 324407789, 648815578, 10056641459, 20113282918]

約数ペア:

[(1, 20113282918), (2, 10056641459), (31, 648815578), (62, 324407789), (1259, 15975602), (2518, 7987801), (39029, 515342), (78058, 257671)]