28208818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{8167}}^1$

素因数の和:8337

約数の個数: 16

約数和(自身を含む): 46459584

約数和(自身を除く): 18250766

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 8167, 16334, 89837, 179674, 1282219, 2564438, 14104409, 28208818]

約数ペア:

[(1, 28208818), (2, 14104409), (11, 2564438), (22, 1282219), (157, 179674), (314, 89837), (1727, 16334), (3454, 8167)]