20977670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{299681}}^1$

素因数の和:299695

約数の個数: 16

約数和(自身を含む): 43154208

約数和(自身を除く): 22176538

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 299681, 599362, 1498405, 2097767, 2996810, 4195534, 10488835, 20977670]

約数ペア:

[(1, 20977670), (2, 10488835), (5, 4195534), (7, 2996810), (10, 2097767), (14, 1498405), (35, 599362), (70, 299681)]