428728688

素因数分解:

$2^4\times {\mathrm{1381}}^1\times {\mathrm{19403}}^1$

素因数の和:20792

約数の個数: 20

約数和(自身を含む): 831306168

約数和(自身を除く): 402577480

約数列:

[1, 2, 4, 8, 16, 1381, 2762, 5524, 11048, 19403, 22096, 38806, 77612, 155224, 310448, 26795543, 53591086, 107182172, 214364344, 428728688]

約数ペア:

[(1, 428728688), (2, 214364344), (4, 107182172), (8, 53591086), (16, 26795543), (1381, 310448), (2762, 155224), (5524, 77612), (11048, 38806), (19403, 22096)]