20607816

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 55267200

約数和(自身を除く): 34659384

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 444, 552, 851, 888, 1009, 1702, 2018, 2553, 3027, 3404, 4036, 5106, 6054, 6808, 8072, 10212, 12108, 20424, 23207, 24216, 37333, 46414, 69621, 74666, 92828, 111999, 139242, 149332, 185656, 223998, 278484, 298664, 447996, 556968, 858659, 895992, 1717318, 2575977, 3434636, 5151954, 6869272, 10303908, 20607816]

約数ペア:

[(1, 20607816), (2, 10303908), (3, 6869272), (4, 5151954), (6, 3434636), (8, 2575977), (12, 1717318), (23, 895992), (24, 858659), (37, 556968), (46, 447996), (69, 298664), (74, 278484), (92, 223998), (111, 185656), (138, 149332), (148, 139242), (184, 111999), (222, 92828), (276, 74666), (296, 69621), (444, 46414), (552, 37333), (851, 24216), (888, 23207), (1009, 20424), (1702, 12108), (2018, 10212), (2553, 8072), (3027, 6808), (3404, 6054), (4036, 5106)]