20542394

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{523}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 31691520

約数和(自身を除く): 11149126

約数列:

[1, 2, 41, 82, 479, 523, 958, 1046, 19639, 21443, 39278, 42886, 250517, 501034, 10271197, 20542394]

約数ペア:

[(1, 20542394), (2, 10271197), (41, 501034), (82, 250517), (479, 42886), (523, 39278), (958, 21443), (1046, 19639)]