2018969744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{111373}}^1$

素因数の和:111495

約数の個数: 40

約数和(自身を含む): 4308837312

約数和(自身を除く): 2289867568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1133, 1648, 2266, 4532, 9064, 18128, 111373, 222746, 445492, 890984, 1225103, 1781968, 2450206, 4900412, 9800824, 11471419, 19601648, 22942838, 45885676, 91771352, 126185609, 183542704, 252371218, 504742436, 1009484872, 2018969744]

約数ペア:

[(1, 2018969744), (2, 1009484872), (4, 504742436), (8, 252371218), (11, 183542704), (16, 126185609), (22, 91771352), (44, 45885676), (88, 22942838), (103, 19601648), (176, 11471419), (206, 9800824), (412, 4900412), (824, 2450206), (1133, 1781968), (1648, 1225103), (2266, 890984), (4532, 445492), (9064, 222746), (18128, 111373)]