2181458

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1081

約数の個数: 16

約数和(自身を含む): 3490560

約数和(自身を除く): 1309102

約数列:

[1, 2, 23, 46, 47, 94, 1009, 1081, 2018, 2162, 23207, 46414, 47423, 94846, 1090729, 2181458]

約数ペア:

[(1, 2181458), (2, 1090729), (23, 94846), (46, 47423), (47, 46414), (94, 23207), (1009, 2162), (1081, 2018)]