20406386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10193}}^1$

素因数の和:10226

約数の個数: 32

約数和(自身を含む): 41102208

約数和(自身を除く): 20695822

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10193, 20386, 71351, 112123, 132509, 142702, 224246, 265018, 784861, 927563, 1457599, 1569722, 1855126, 2915198, 10203193, 20406386]

約数ペア:

[(1, 20406386), (2, 10203193), (7, 2915198), (11, 1855126), (13, 1569722), (14, 1457599), (22, 927563), (26, 784861), (77, 265018), (91, 224246), (143, 142702), (154, 132509), (182, 112123), (286, 71351), (1001, 20386), (2002, 10193)]