28205216

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67801}}^1$

素因数の和:67824

約数の個数: 24

約数和(自身を含む): 59801364

約数和(自身を除く): 31596148

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67801, 135602, 271204, 542408, 881413, 1084816, 1762826, 2169632, 3525652, 7051304, 14102608, 28205216]

約数ペア:

[(1, 28205216), (2, 14102608), (4, 7051304), (8, 3525652), (13, 2169632), (16, 1762826), (26, 1084816), (32, 881413), (52, 542408), (104, 271204), (208, 135602), (416, 67801)]