20076976

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 41113440

約数和(自身を除く): 21036464

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 613, 712, 1226, 1424, 2047, 2452, 4094, 4904, 8188, 9808, 14099, 16376, 28198, 32752, 54557, 56396, 109114, 112792, 218228, 225584, 436456, 872912, 1254811, 2509622, 5019244, 10038488, 20076976]

約数ペア:

[(1, 20076976), (2, 10038488), (4, 5019244), (8, 2509622), (16, 1254811), (23, 872912), (46, 436456), (89, 225584), (92, 218228), (178, 112792), (184, 109114), (356, 56396), (368, 54557), (613, 32752), (712, 28198), (1226, 16376), (1424, 14099), (2047, 9808), (2452, 8188), (4094, 4904)]