20296832

素因数分解:

$2^7\times {\mathrm{257}}^1\times {\mathrm{617}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 40658220

約数和(自身を除く): 20361388

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 257, 514, 617, 1028, 1234, 2056, 2468, 4112, 4936, 8224, 9872, 16448, 19744, 32896, 39488, 78976, 158569, 317138, 634276, 1268552, 2537104, 5074208, 10148416, 20296832]

約数ペア:

[(1, 20296832), (2, 10148416), (4, 5074208), (8, 2537104), (16, 1268552), (32, 634276), (64, 317138), (128, 158569), (257, 78976), (514, 39488), (617, 32896), (1028, 19744), (1234, 16448), (2056, 9872), (2468, 8224), (4112, 4936)]