28385488

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26479}}^1$

素因数の和:26554

約数の個数: 20

約数和(自身を含む): 55819840

約数和(自身を除く): 27434352

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26479, 52958, 105916, 211832, 423664, 1774093, 3548186, 7096372, 14192744, 28385488]

約数ペア:

[(1, 28385488), (2, 14192744), (4, 7096372), (8, 3548186), (16, 1774093), (67, 423664), (134, 211832), (268, 105916), (536, 52958), (1072, 26479)]