20044918765

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{311}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 24446822400

約数和(自身を除く): 4401903635

約数列:

[1, 5, 199, 211, 307, 311, 995, 1055, 1535, 1555, 41989, 61093, 61889, 64777, 65621, 95477, 209945, 305465, 309445, 323885, 328105, 477385, 12890623, 13058579, 18999923, 20145647, 64453115, 65292895, 94999615, 100728235, 4008983753, 20044918765]

約数ペア:

[(1, 20044918765), (5, 4008983753), (199, 100728235), (211, 94999615), (307, 65292895), (311, 64453115), (995, 20145647), (1055, 18999923), (1535, 13058579), (1555, 12890623), (41989, 477385), (61093, 328105), (61889, 323885), (64777, 309445), (65621, 305465), (95477, 209945)]