28203184

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{40993}}^1$

素因数の和:41044

約数の個数: 20

約数和(自身を含む): 55915816

約数和(自身を除く): 27712632

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 40993, 81986, 163972, 327944, 655888, 1762699, 3525398, 7050796, 14101592, 28203184]

約数ペア:

[(1, 28203184), (2, 14101592), (4, 7050796), (8, 3525398), (16, 1762699), (43, 655888), (86, 327944), (172, 163972), (344, 81986), (688, 40993)]