20825530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2281}}^1$

素因数の和:2382

約数の個数: 32

約数和(自身を含む): 41404608

約数和(自身を除く): 20579078

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2281, 4562, 4565, 9130, 11405, 22810, 25091, 50182, 125455, 189323, 250910, 378646, 946615, 1893230, 2082553, 4165106, 10412765, 20825530]

約数ペア:

[(1, 20825530), (2, 10412765), (5, 4165106), (10, 2082553), (11, 1893230), (22, 946615), (55, 378646), (83, 250910), (110, 189323), (166, 125455), (415, 50182), (830, 25091), (913, 22810), (1826, 11405), (2281, 9130), (4562, 4565)]