207858416

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{220189}}^1$

素因数の和:220256

約数の個数: 20

約数和(自身を含む): 409553400

約数和(自身を除く): 201694984

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 220189, 440378, 880756, 1761512, 3523024, 12991151, 25982302, 51964604, 103929208, 207858416]

約数ペア:

[(1, 207858416), (2, 103929208), (4, 51964604), (8, 25982302), (16, 12991151), (59, 3523024), (118, 1761512), (236, 880756), (472, 440378), (944, 220189)]