78636592

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{258673}}^1$

素因数の和:258700

約数の個数: 20

約数和(自身を含む): 160377880

約数和(自身を除く): 81741288

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 258673, 517346, 1034692, 2069384, 4138768, 4914787, 9829574, 19659148, 39318296, 78636592]

約数ペア:

[(1, 78636592), (2, 39318296), (4, 19659148), (8, 9829574), (16, 4914787), (19, 4138768), (38, 2069384), (76, 1034692), (152, 517346), (304, 258673)]