20774144

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4306

約数の個数: 36

約数和(自身を含む): 43659840

約数和(自身を除く): 22885696

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4271, 4864, 8542, 17084, 34168, 68336, 81149, 136672, 162298, 273344, 324596, 546688, 649192, 1093376, 1298384, 2596768, 5193536, 10387072, 20774144]

約数ペア:

[(1, 20774144), (2, 10387072), (4, 5193536), (8, 2596768), (16, 1298384), (19, 1093376), (32, 649192), (38, 546688), (64, 324596), (76, 273344), (128, 162298), (152, 136672), (256, 81149), (304, 68336), (608, 34168), (1216, 17084), (2432, 8542), (4271, 4864)]