1317872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2696

約数の個数: 20

約数和(自身を含む): 2636736

約数和(自身を除く): 1318864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2657, 5314, 10628, 21256, 42512, 82367, 164734, 329468, 658936, 1317872]

約数ペア:

[(1, 1317872), (2, 658936), (4, 329468), (8, 164734), (16, 82367), (31, 42512), (62, 21256), (124, 10628), (248, 5314), (496, 2657)]