28461872

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1101

約数の個数: 40

約数和(自身を含む): 57860880

約数和(自身を除く): 29399008

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1009, 1763, 2018, 3526, 4036, 7052, 8072, 14104, 16144, 28208, 41369, 43387, 82738, 86774, 165476, 173548, 330952, 347096, 661904, 694192, 1778867, 3557734, 7115468, 14230936, 28461872]

約数ペア:

[(1, 28461872), (2, 14230936), (4, 7115468), (8, 3557734), (16, 1778867), (41, 694192), (43, 661904), (82, 347096), (86, 330952), (164, 173548), (172, 165476), (328, 86774), (344, 82738), (656, 43387), (688, 41369), (1009, 28208), (1763, 16144), (2018, 14104), (3526, 8072), (4036, 7052)]