19883961

素因数分解:

$3^5\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 30436224

約数和(自身を除く): 10552263

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 1269, 1741, 3807, 5223, 11421, 15669, 47007, 81827, 141021, 245481, 423063, 736443, 2209329, 6627987, 19883961]

約数ペア:

[(1, 19883961), (3, 6627987), (9, 2209329), (27, 736443), (47, 423063), (81, 245481), (141, 141021), (243, 81827), (423, 47007), (1269, 15669), (1741, 11421), (3807, 5223)]