28013744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{159169}}^1$

素因数の和:159188

約数の個数: 20

約数和(自身を含む): 59211240

約数和(自身を除く): 31197496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 159169, 318338, 636676, 1273352, 1750859, 2546704, 3501718, 7003436, 14006872, 28013744]

約数ペア:

[(1, 28013744), (2, 14006872), (4, 7003436), (8, 3501718), (11, 2546704), (16, 1750859), (22, 1273352), (44, 636676), (88, 318338), (176, 159169)]