28243568

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{5333}}^1$

素因数の和:5672

約数の個数: 20

約数和(自身を含む): 54897528

約数和(自身を除く): 26653960

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 5333, 10666, 21332, 42664, 85328, 1765223, 3530446, 7060892, 14121784, 28243568]

約数ペア:

[(1, 28243568), (2, 14121784), (4, 7060892), (8, 3530446), (16, 1765223), (331, 85328), (662, 42664), (1324, 21332), (2648, 10666), (5296, 5333)]