155587376

素因数分解:

$2^4\times 7^1\times {\mathrm{1389173}}^1$

素因数の和:1389188

約数の個数: 20

約数和(自身を含む): 344515152

約数和(自身を除く): 188927776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1389173, 2778346, 5556692, 9724211, 11113384, 19448422, 22226768, 38896844, 77793688, 155587376]

約数ペア:

[(1, 155587376), (2, 77793688), (4, 38896844), (7, 22226768), (8, 19448422), (14, 11113384), (16, 9724211), (28, 5556692), (56, 2778346), (112, 1389173)]