218804972

素因数分解:

$2^2\times {\mathrm{1303}}^1\times {\mathrm{41981}}^1$

素因数の和:43288

約数の個数: 12

約数和(自身を含む): 383211696

約数和(自身を除く): 164406724

約数列:

[1, 2, 4, 1303, 2606, 5212, 41981, 83962, 167924, 54701243, 109402486, 218804972]

約数ペア:

[(1, 218804972), (2, 109402486), (4, 54701243), (1303, 167924), (2606, 83962), (5212, 41981)]