19801422

素因数分解:

$2^1\times 3^4\times {\mathrm{122231}}^1$

素因数の和:122245

約数の個数: 20

約数和(自身を含む): 44370216

約数和(自身を除く): 24568794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 122231, 244462, 366693, 733386, 1100079, 2200158, 3300237, 6600474, 9900711, 19801422]

約数ペア:

[(1, 19801422), (2, 9900711), (3, 6600474), (6, 3300237), (9, 2200158), (18, 1100079), (27, 733386), (54, 366693), (81, 244462), (162, 122231)]