20216563345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{32027}}^1$

素因数の和:32565

約数の個数: 32

約数和(自身を含む): 27672192000

約数和(自身を除く): 7455628655

約数列:

[1, 5, 11, 23, 55, 115, 253, 499, 1265, 2495, 5489, 11477, 27445, 32027, 57385, 126247, 160135, 352297, 631235, 736621, 1761485, 3683105, 8102831, 15981473, 40514155, 79907365, 175796203, 367573879, 878981015, 1837869395, 4043312669, 20216563345]

約数ペア:

[(1, 20216563345), (5, 4043312669), (11, 1837869395), (23, 878981015), (55, 367573879), (115, 175796203), (253, 79907365), (499, 40514155), (1265, 15981473), (2495, 8102831), (5489, 3683105), (11477, 1761485), (27445, 736621), (32027, 631235), (57385, 352297), (126247, 160135)]