1298553328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4271557}}^1$

素因数の和:4271584

約数の個数: 20

約数和(自身を含む): 2648365960

約数和(自身を除く): 1349812632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4271557, 8543114, 17086228, 34172456, 68344912, 81159583, 162319166, 324638332, 649276664, 1298553328]

約数ペア:

[(1, 1298553328), (2, 649276664), (4, 324638332), (8, 162319166), (16, 81159583), (19, 68344912), (38, 34172456), (76, 17086228), (152, 8543114), (304, 4271557)]