16981974

素因数分解:

$2^1\times 3^4\times {\mathrm{104827}}^1$

素因数の和:104841

約数の個数: 20

約数和(自身を含む): 38052564

約数和(自身を除く): 21070590

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 104827, 209654, 314481, 628962, 943443, 1886886, 2830329, 5660658, 8490987, 16981974]

約数ペア:

[(1, 16981974), (2, 8490987), (3, 5660658), (6, 2830329), (9, 1886886), (18, 943443), (27, 628962), (54, 314481), (81, 209654), (162, 104827)]