20727392

素因数分解:

$2^5\times 7^2\times {\mathrm{13219}}^1$

素因数の和:13243

約数の個数: 36

約数和(自身を含む): 47473020

約数和(自身を除く): 26745628

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13219, 26438, 52876, 92533, 105752, 185066, 211504, 370132, 423008, 647731, 740264, 1295462, 1480528, 2590924, 2961056, 5181848, 10363696, 20727392]

約数ペア:

[(1, 20727392), (2, 10363696), (4, 5181848), (7, 2961056), (8, 2590924), (14, 1480528), (16, 1295462), (28, 740264), (32, 647731), (49, 423008), (56, 370132), (98, 211504), (112, 185066), (196, 105752), (224, 92533), (392, 52876), (784, 26438), (1568, 13219)]