16820342

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 31656960

約数和(自身を除く): 14836618

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 239, 457, 478, 914, 1673, 2629, 3199, 3346, 5027, 5258, 6398, 10054, 18403, 35189, 36806, 70378, 109223, 218446, 764561, 1201453, 1529122, 2402906, 8410171, 16820342]

約数ペア:

[(1, 16820342), (2, 8410171), (7, 2402906), (11, 1529122), (14, 1201453), (22, 764561), (77, 218446), (154, 109223), (239, 70378), (457, 36806), (478, 35189), (914, 18403), (1673, 10054), (2629, 6398), (3199, 5258), (3346, 5027)]