20187794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13957486

約数列:

[1, 2, 11, 22, 59, 103, 118, 151, 206, 302, 649, 1133, 1298, 1661, 2266, 3322, 6077, 8909, 12154, 15553, 17818, 31106, 66847, 97999, 133694, 171083, 195998, 342166, 917627, 1835254, 10093897, 20187794]

約数ペア:

[(1, 20187794), (2, 10093897), (11, 1835254), (22, 917627), (59, 342166), (103, 195998), (118, 171083), (151, 133694), (206, 97999), (302, 66847), (649, 31106), (1133, 17818), (1298, 15553), (1661, 12154), (2266, 8909), (3322, 6077)]