19285744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{29399}}^1$

素因数の和:29448

約数の個数: 20

約数和(自身を含む): 38278800

約数和(自身を除く): 18993056

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 29399, 58798, 117596, 235192, 470384, 1205359, 2410718, 4821436, 9642872, 19285744]

約数ペア:

[(1, 19285744), (2, 9642872), (4, 4821436), (8, 2410718), (16, 1205359), (41, 470384), (82, 235192), (164, 117596), (328, 58798), (656, 29399)]