20173604872

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{18141731}}^1$

素因数の和:18141876

約数の個数: 16

約数和(自身を含む): 38097637200

約数和(自身を除く): 17924032328

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 18141731, 36283462, 72566924, 145133848, 2521700609, 5043401218, 10086802436, 20173604872]

約数ペア:

[(1, 20173604872), (2, 10086802436), (4, 5043401218), (8, 2521700609), (139, 145133848), (278, 72566924), (556, 36283462), (1112, 18141731)]