19471738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 34699392

約数和(自身を除く): 15227654

約数列:

[1, 2, 11, 13, 22, 26, 103, 143, 206, 286, 661, 1133, 1322, 1339, 2266, 2678, 7271, 8593, 14542, 14729, 17186, 29458, 68083, 94523, 136166, 189046, 748913, 885079, 1497826, 1770158, 9735869, 19471738]

約数ペア:

[(1, 19471738), (2, 9735869), (11, 1770158), (13, 1497826), (22, 885079), (26, 748913), (103, 189046), (143, 136166), (206, 94523), (286, 68083), (661, 29458), (1133, 17186), (1322, 14729), (1339, 14542), (2266, 8593), (2678, 7271)]