31997438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{2269}}^1$

素因数の和:2923

約数の個数: 16

約数和(自身を含む): 52464240

約数和(自身を除く): 20466802

約数列:

[1, 2, 11, 22, 641, 1282, 2269, 4538, 7051, 14102, 24959, 49918, 1454429, 2908858, 15998719, 31997438]

約数ペア:

[(1, 31997438), (2, 15998719), (11, 2908858), (22, 1454429), (641, 49918), (1282, 24959), (2269, 14102), (4538, 7051)]