218218194

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{18913}}^1$

素因数の和:19562

約数の個数: 24

約数和(自身を含む): 473568732

約数和(自身を除く): 255350538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1923, 3846, 5769, 11538, 18913, 37826, 56739, 113478, 170217, 340434, 12123233, 24246466, 36369699, 72739398, 109109097, 218218194]

約数ペア:

[(1, 218218194), (2, 109109097), (3, 72739398), (6, 36369699), (9, 24246466), (18, 12123233), (641, 340434), (1282, 170217), (1923, 113478), (3846, 56739), (5769, 37826), (11538, 18913)]