19968638032

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4348571}}^1$

素因数の和:4348627

約数の個数: 40

約数和(自身を含む): 45294725952

約数和(自身を除く): 25326087920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 4348571, 8697142, 17394284, 30439997, 34788568, 60879994, 69577136, 121759988, 178291411, 243519976, 356582822, 487039952, 713165644, 1248039877, 1426331288, 2496079754, 2852662576, 4992159508, 9984319016, 19968638032]

約数ペア:

[(1, 19968638032), (2, 9984319016), (4, 4992159508), (7, 2852662576), (8, 2496079754), (14, 1426331288), (16, 1248039877), (28, 713165644), (41, 487039952), (56, 356582822), (82, 243519976), (112, 178291411), (164, 121759988), (287, 69577136), (328, 60879994), (574, 34788568), (656, 30439997), (1148, 17394284), (2296, 8697142), (4592, 4348571)]