28251376

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{8963}}^1$

素因数の和:9168

約数の個数: 20

約数和(自身を含む): 55021032

約数和(自身を除く): 26769656

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 8963, 17926, 35852, 71704, 143408, 1765711, 3531422, 7062844, 14125688, 28251376]

約数ペア:

[(1, 28251376), (2, 14125688), (4, 7062844), (8, 3531422), (16, 1765711), (197, 143408), (394, 71704), (788, 35852), (1576, 17926), (3152, 8963)]