18509202012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220347643}}^1$

素因数の和:220347657

約数の個数: 24

約数和(自身を含む): 49357872256

約数和(自身を除く): 30848670244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220347643, 440695286, 661042929, 881390572, 1322085858, 1542433501, 2644171716, 3084867002, 4627300503, 6169734004, 9254601006, 18509202012]

約数ペア:

[(1, 18509202012), (2, 9254601006), (3, 6169734004), (4, 4627300503), (6, 3084867002), (7, 2644171716), (12, 1542433501), (14, 1322085858), (21, 881390572), (28, 661042929), (42, 440695286), (84, 220347643)]