20837384

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 40154400

約数和(自身を除く): 19317016

約数列:

[1, 2, 4, 8, 59, 118, 131, 236, 262, 337, 472, 524, 674, 1048, 1348, 2696, 7729, 15458, 19883, 30916, 39766, 44147, 61832, 79532, 88294, 159064, 176588, 353176, 2604673, 5209346, 10418692, 20837384]

約数ペア:

[(1, 20837384), (2, 10418692), (4, 5209346), (8, 2604673), (59, 353176), (118, 176588), (131, 159064), (236, 88294), (262, 79532), (337, 61832), (472, 44147), (524, 39766), (674, 30916), (1048, 19883), (1348, 15458), (2696, 7729)]