20725647544

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2450999}}^1$

素因数の和:2451163

約数の個数: 32

約数和(自身を含む): 44706240000

約数和(自身を除く): 23980592456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 2450999, 4901998, 9803996, 17156993, 19607992, 34313986, 68627972, 137255944, 370100849, 740201698, 1480403396, 2590705943, 2960806792, 5181411886, 10362823772, 20725647544]

約数ペア:

[(1, 20725647544), (2, 10362823772), (4, 5181411886), (7, 2960806792), (8, 2590705943), (14, 1480403396), (28, 740201698), (56, 370100849), (151, 137255944), (302, 68627972), (604, 34313986), (1057, 19607992), (1208, 17156993), (2114, 9803996), (4228, 4901998), (8456, 2450999)]