20807726829

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{235811}}^1$

素因数の和:236320

約数の個数: 16

約数和(自身を含む): 28221980160

約数和(自身を除く): 7414253331

約数列:

[1, 3, 67, 201, 439, 1317, 29413, 88239, 235811, 707433, 15799337, 47398011, 103521029, 310563087, 6935908943, 20807726829]

約数ペア:

[(1, 20807726829), (3, 6935908943), (67, 310563087), (201, 103521029), (439, 47398011), (1317, 15799337), (29413, 707433), (88239, 235811)]