220192408

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{309259}}^1$

素因数の和:309354

約数の個数: 16

約数和(自身を含む): 417501000

約数和(自身を除く): 197308592

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 309259, 618518, 1237036, 2474072, 27524051, 55048102, 110096204, 220192408]

約数ペア:

[(1, 220192408), (2, 110096204), (4, 55048102), (8, 27524051), (89, 2474072), (178, 1237036), (356, 618518), (712, 309259)]