18847724

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9221}}^1$

素因数の和:9305

約数の個数: 24

約数和(自身を含む): 38215968

約数和(自身を除く): 19368244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9221, 18442, 36884, 64547, 129094, 258188, 673133, 1346266, 2692532, 4711931, 9423862, 18847724]

約数ペア:

[(1, 18847724), (2, 9423862), (4, 4711931), (7, 2692532), (14, 1346266), (28, 673133), (73, 258188), (146, 129094), (292, 64547), (511, 36884), (1022, 18442), (2044, 9221)]