167419984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{243343}}^1$

素因数の和:243394

約数の個数: 20

約数和(自身を含む): 331921216

約数和(自身を除く): 164501232

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 243343, 486686, 973372, 1946744, 3893488, 10463749, 20927498, 41854996, 83709992, 167419984]

約数ペア:

[(1, 167419984), (2, 83709992), (4, 41854996), (8, 20927498), (16, 10463749), (43, 3893488), (86, 1946744), (172, 973372), (344, 486686), (688, 243343)]