18492928

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 40

約数和(自身を含む): 38914920

約数和(自身を除く): 20421992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 1901, 2432, 3802, 4864, 7604, 9728, 15208, 30416, 36119, 60832, 72238, 121664, 144476, 243328, 288952, 486656, 577904, 973312, 1155808, 2311616, 4623232, 9246464, 18492928]

約数ペア:

[(1, 18492928), (2, 9246464), (4, 4623232), (8, 2311616), (16, 1155808), (19, 973312), (32, 577904), (38, 486656), (64, 288952), (76, 243328), (128, 144476), (152, 121664), (256, 72238), (304, 60832), (512, 36119), (608, 30416), (1216, 15208), (1901, 9728), (2432, 7604), (3802, 4864)]