20817976

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 40875840

約数和(自身を除く): 20057864

約数列:

[1, 2, 4, 8, 37, 53, 74, 106, 148, 212, 296, 424, 1327, 1961, 2654, 3922, 5308, 7844, 10616, 15688, 49099, 70331, 98198, 140662, 196396, 281324, 392792, 562648, 2602247, 5204494, 10408988, 20817976]

約数ペア:

[(1, 20817976), (2, 10408988), (4, 5204494), (8, 2602247), (37, 562648), (53, 392792), (74, 281324), (106, 196396), (148, 140662), (212, 98198), (296, 70331), (424, 49099), (1327, 15688), (1961, 10616), (2654, 7844), (3922, 5308)]