205979152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{677563}}^1$

素因数の和:677590

約数の個数: 20

約数和(自身を含む): 420089680

約数和(自身を除く): 214110528

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 677563, 1355126, 2710252, 5420504, 10841008, 12873697, 25747394, 51494788, 102989576, 205979152]

約数ペア:

[(1, 205979152), (2, 102989576), (4, 51494788), (8, 25747394), (16, 12873697), (19, 10841008), (38, 5420504), (76, 2710252), (152, 1355126), (304, 677563)]