31489238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{9479}}^1$

素因数の和:9643

約数の個数: 16

約数和(自身を含む): 51874560

約数和(自身を除く): 20385322

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 9479, 18958, 104269, 208538, 1431329, 2862658, 15744619, 31489238]

約数ペア:

[(1, 31489238), (2, 15744619), (11, 2862658), (22, 1431329), (151, 208538), (302, 104269), (1661, 18958), (3322, 9479)]