1555984

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1318

約数の個数: 20

約数和(自身を含む): 3055360

約数和(自身を除く): 1499376

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1231, 1264, 2462, 4924, 9848, 19696, 97249, 194498, 388996, 777992, 1555984]

約数ペア:

[(1, 1555984), (2, 777992), (4, 388996), (8, 194498), (16, 97249), (79, 19696), (158, 9848), (316, 4924), (632, 2462), (1231, 1264)]