2105428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 4178720

約数和(自身を除く): 2073292

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 2131, 4262, 8524, 27703, 40489, 55406, 80978, 110812, 161956, 526357, 1052714, 2105428]

約数ペア:

[(1, 2105428), (2, 1052714), (4, 526357), (13, 161956), (19, 110812), (26, 80978), (38, 55406), (52, 40489), (76, 27703), (247, 8524), (494, 4262), (988, 2131)]