20784830972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{5227}}^1\times {\mathrm{58477}}^1$

素因数の和:63725

約数の個数: 24

約数和(自身を含む): 38521095984

約数和(自身を除く): 17736265012

約数列:

[1, 2, 4, 17, 34, 68, 5227, 10454, 20908, 58477, 88859, 116954, 177718, 233908, 355436, 994109, 1988218, 3976436, 305659279, 611318558, 1222637116, 5196207743, 10392415486, 20784830972]

約数ペア:

[(1, 20784830972), (2, 10392415486), (4, 5196207743), (17, 1222637116), (34, 611318558), (68, 305659279), (5227, 3976436), (10454, 1988218), (20908, 994109), (58477, 355436), (88859, 233908), (116954, 177718)]