18735184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{90073}}^1$

素因数の和:90094

約数の個数: 20

約数和(自身を含む): 39092116

約数和(自身を除く): 20356932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 90073, 180146, 360292, 720584, 1170949, 1441168, 2341898, 4683796, 9367592, 18735184]

約数ペア:

[(1, 18735184), (2, 9367592), (4, 4683796), (8, 2341898), (13, 1441168), (16, 1170949), (26, 720584), (52, 360292), (104, 180146), (208, 90073)]