13381744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{20399}}^1$

素因数の和:20448

約数の個数: 20

約数和(自身を含む): 26560800

約数和(自身を除く): 13179056

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 20399, 40798, 81596, 163192, 326384, 836359, 1672718, 3345436, 6690872, 13381744]

約数ペア:

[(1, 13381744), (2, 6690872), (4, 3345436), (8, 1672718), (16, 836359), (41, 326384), (82, 163192), (164, 81596), (328, 40798), (656, 20399)]