99774448

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{145021}}^1$

素因数の和:145072

約数の個数: 20

約数和(自身を含む): 197810008

約数和(自身を除く): 98035560

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 145021, 290042, 580084, 1160168, 2320336, 6235903, 12471806, 24943612, 49887224, 99774448]

約数ペア:

[(1, 99774448), (2, 49887224), (4, 24943612), (8, 12471806), (16, 6235903), (43, 2320336), (86, 1160168), (172, 580084), (344, 290042), (688, 145021)]