28861648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{106109}}^1$

素因数の和:106134

約数の個数: 20

約数和(自身を含む): 59209380

約数和(自身を除く): 30347732

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 106109, 212218, 424436, 848872, 1697744, 1803853, 3607706, 7215412, 14430824, 28861648]

約数ペア:

[(1, 28861648), (2, 14430824), (4, 7215412), (8, 3607706), (16, 1803853), (17, 1697744), (34, 848872), (68, 424436), (136, 212218), (272, 106109)]