4147984

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1979}}^1$

素因数の和:2118

約数の個数: 20

約数和(自身を含む): 8102160

約数和(自身を除く): 3954176

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 1979, 2096, 3958, 7916, 15832, 31664, 259249, 518498, 1036996, 2073992, 4147984]

約数ペア:

[(1, 4147984), (2, 2073992), (4, 1036996), (8, 518498), (16, 259249), (131, 31664), (262, 15832), (524, 7916), (1048, 3958), (1979, 2096)]