209935216

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{222389}}^1$

素因数の和:222456

約数の個数: 20

約数和(自身を含む): 413645400

約数和(自身を除く): 203710184

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 222389, 444778, 889556, 1779112, 3558224, 13120951, 26241902, 52483804, 104967608, 209935216]

約数ペア:

[(1, 209935216), (2, 104967608), (4, 52483804), (8, 26241902), (16, 13120951), (59, 3558224), (118, 1779112), (236, 889556), (472, 444778), (944, 222389)]