198918864

素因数分解:

$2^4\times 3^2\times {\mathrm{1381381}}^1$

素因数の和:1381395

約数の個数: 30

約数和(自身を含む): 556696946

約数和(自身を除く): 357778082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1381381, 2762762, 4144143, 5525524, 8288286, 11051048, 12432429, 16576572, 22102096, 24864858, 33153144, 49729716, 66306288, 99459432, 198918864]

約数ペア:

[(1, 198918864), (2, 99459432), (3, 66306288), (4, 49729716), (6, 33153144), (8, 24864858), (9, 22102096), (12, 16576572), (16, 12432429), (18, 11051048), (24, 8288286), (36, 5525524), (48, 4144143), (72, 2762762), (144, 1381381)]