28315888

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{4327}}^1$

素因数の和:4744

約数の個数: 20

約数和(自身を含む): 55008880

約数和(自身を除く): 26692992

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 4327, 6544, 8654, 17308, 34616, 69232, 1769743, 3539486, 7078972, 14157944, 28315888]

約数ペア:

[(1, 28315888), (2, 14157944), (4, 7078972), (8, 3539486), (16, 1769743), (409, 69232), (818, 34616), (1636, 17308), (3272, 8654), (4327, 6544)]