20453818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{132817}}^1$

素因数の和:132837

約数の個数: 16

約数和(自身を含む): 38251584

約数和(自身を除く): 17797766

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 132817, 265634, 929719, 1460987, 1859438, 2921974, 10226909, 20453818]

約数ペア:

[(1, 20453818), (2, 10226909), (7, 2921974), (11, 1859438), (14, 1460987), (22, 929719), (77, 265634), (154, 132817)]