206879144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1361047}}^1$

素因数の和:1361072

約数の個数: 16

約数和(自身を含む): 408314400

約数和(自身を除く): 201435256

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1361047, 2722094, 5444188, 10888376, 25859893, 51719786, 103439572, 206879144]

約数ペア:

[(1, 206879144), (2, 103439572), (4, 51719786), (8, 25859893), (19, 10888376), (38, 5444188), (76, 2722094), (152, 1361047)]