20768230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1307}}^1$

素因数の和:1548

約数の個数: 32

約数和(自身を含む): 42944256

約数和(自身を除く): 22176026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 227, 454, 1135, 1307, 1589, 2270, 2614, 3178, 6535, 7945, 9149, 13070, 15890, 18298, 45745, 91490, 296689, 593378, 1483445, 2076823, 2966890, 4153646, 10384115, 20768230]

約数ペア:

[(1, 20768230), (2, 10384115), (5, 4153646), (7, 2966890), (10, 2076823), (14, 1483445), (35, 593378), (70, 296689), (227, 91490), (454, 45745), (1135, 18298), (1307, 15890), (1589, 13070), (2270, 9149), (2614, 7945), (3178, 6535)]