18819904

素因数分解:

$2^6\times {\mathrm{157}}^1\times {\mathrm{1873}}^1$

素因数の和:2042

約数の個数: 28

約数和(自身を含む): 37603684

約数和(自身を除く): 18783780

約数列:

[1, 2, 4, 8, 16, 32, 64, 157, 314, 628, 1256, 1873, 2512, 3746, 5024, 7492, 10048, 14984, 29968, 59936, 119872, 294061, 588122, 1176244, 2352488, 4704976, 9409952, 18819904]

約数ペア:

[(1, 18819904), (2, 9409952), (4, 4704976), (8, 2352488), (16, 1176244), (32, 588122), (64, 294061), (157, 119872), (314, 59936), (628, 29968), (1256, 14984), (1873, 10048), (2512, 7492), (3746, 5024)]