219490074

素因数分解:

$2^1\times 3^4\times {\mathrm{1354877}}^1$

素因数の和:1354891

約数の個数: 20

約数和(自身を含む): 491820714

約数和(自身を除く): 272330640

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1354877, 2709754, 4064631, 8129262, 12193893, 24387786, 36581679, 73163358, 109745037, 219490074]

約数ペア:

[(1, 219490074), (2, 109745037), (3, 73163358), (6, 36581679), (9, 24387786), (18, 12193893), (27, 8129262), (54, 4064631), (81, 2709754), (162, 1354877)]