128853896

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{44617}}^1$

素因数の和:44661

約数の個数: 24

約数和(自身を含む): 254991870

約数和(自身を除く): 126137974

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 44617, 89234, 178468, 356936, 847723, 1695446, 3390892, 6781784, 16106737, 32213474, 64426948, 128853896]

約数ペア:

[(1, 128853896), (2, 64426948), (4, 32213474), (8, 16106737), (19, 6781784), (38, 3390892), (76, 1695446), (152, 847723), (361, 356936), (722, 178468), (1444, 89234), (2888, 44617)]