198516896

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{144271}}^1$

素因数の和:144324

約数の個数: 24

約数和(自身を含む): 399921984

約数和(自身を除く): 201405088

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 144271, 288542, 577084, 1154168, 2308336, 4616672, 6203653, 12407306, 24814612, 49629224, 99258448, 198516896]

約数ペア:

[(1, 198516896), (2, 99258448), (4, 49629224), (8, 24814612), (16, 12407306), (32, 6203653), (43, 4616672), (86, 2308336), (172, 1154168), (344, 577084), (688, 288542), (1376, 144271)]