20016230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1949}}^1$

素因数の和:2048

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 19295770

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1949, 2054, 3898, 5135, 9745, 10270, 19490, 25337, 50674, 126685, 153971, 253370, 307942, 769855, 1539710, 2001623, 4003246, 10008115, 20016230]

約数ペア:

[(1, 20016230), (2, 10008115), (5, 4003246), (10, 2001623), (13, 1539710), (26, 769855), (65, 307942), (79, 253370), (130, 153971), (158, 126685), (395, 50674), (790, 25337), (1027, 19490), (1949, 10270), (2054, 9745), (3898, 5135)]