20178382977

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{168943}}^1$

素因数の和:169549

約数の個数: 24

約数和(自身を含む): 30466685184

約数和(自身を除く): 10288302207

約数列:

[1, 3, 9, 23, 69, 207, 577, 1731, 5193, 13271, 39813, 119439, 168943, 506829, 1520487, 3885689, 11657067, 34971201, 97480111, 292440333, 877320999, 2242042553, 6726127659, 20178382977]

約数ペア:

[(1, 20178382977), (3, 6726127659), (9, 2242042553), (23, 877320999), (69, 292440333), (207, 97480111), (577, 34971201), (1731, 11657067), (5193, 3885689), (13271, 1520487), (39813, 506829), (119439, 168943)]