87211888

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{13327}}^1$

素因数の和:13744

約数の個数: 20

約数和(自身を含む): 169398880

約数和(自身を除く): 82186992

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 13327, 26654, 53308, 106616, 213232, 5450743, 10901486, 21802972, 43605944, 87211888]

約数ペア:

[(1, 87211888), (2, 43605944), (4, 21802972), (8, 10901486), (16, 5450743), (409, 213232), (818, 106616), (1636, 53308), (3272, 26654), (6544, 13327)]