20476810

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4751}}^1$

素因数の和:5189

約数の個数: 16

約数和(自身を含む): 36951552

約数和(自身を除く): 16474742

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4310, 4751, 9502, 23755, 47510, 2047681, 4095362, 10238405, 20476810]

約数ペア:

[(1, 20476810), (2, 10238405), (5, 4095362), (10, 2047681), (431, 47510), (862, 23755), (2155, 9502), (4310, 4751)]