155372368

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{159193}}^1$

素因数の和:159262

約数の個数: 20

約数和(自身を含む): 305970868

約数和(自身を除く): 150598500

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 159193, 318386, 636772, 1273544, 2547088, 9710773, 19421546, 38843092, 77686184, 155372368]

約数ペア:

[(1, 155372368), (2, 77686184), (4, 38843092), (8, 19421546), (16, 9710773), (61, 2547088), (122, 1273544), (244, 636772), (488, 318386), (976, 159193)]