20965437584

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14399339}}^1$

素因数の和:14399367

約数の個数: 40

約数和(自身を含む): 49994508480

約数和(自身を除く): 29029070896

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14399339, 28798678, 57597356, 100795373, 115194712, 187191407, 201590746, 230389424, 374382814, 403181492, 748765628, 806362984, 1310339849, 1497531256, 1612725968, 2620679698, 2995062512, 5241359396, 10482718792, 20965437584]

約数ペア:

[(1, 20965437584), (2, 10482718792), (4, 5241359396), (7, 2995062512), (8, 2620679698), (13, 1612725968), (14, 1497531256), (16, 1310339849), (26, 806362984), (28, 748765628), (52, 403181492), (56, 374382814), (91, 230389424), (104, 201590746), (112, 187191407), (182, 115194712), (208, 100795373), (364, 57597356), (728, 28798678), (1456, 14399339)]