19852818

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{547}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 41665536

約数和(自身を除く): 21812718

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 263, 526, 547, 789, 1094, 1578, 1641, 3282, 6049, 12098, 12581, 18147, 25162, 36294, 37743, 75486, 143861, 287722, 431583, 863166, 3308803, 6617606, 9926409, 19852818]

約数ペア:

[(1, 19852818), (2, 9926409), (3, 6617606), (6, 3308803), (23, 863166), (46, 431583), (69, 287722), (138, 143861), (263, 75486), (526, 37743), (547, 36294), (789, 25162), (1094, 18147), (1578, 12581), (1641, 12098), (3282, 6049)]