28213552

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{8951}}^1$

素因数の和:9156

約数の個数: 20

約数和(自身を含む): 54947376

約数和(自身を除く): 26733824

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 8951, 17902, 35804, 71608, 143216, 1763347, 3526694, 7053388, 14106776, 28213552]

約数ペア:

[(1, 28213552), (2, 14106776), (4, 7053388), (8, 3526694), (16, 1763347), (197, 143216), (394, 71608), (788, 35804), (1576, 17902), (3152, 8951)]