20057626

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 32394240

約数和(自身を除く): 12336614

約数列:

[1, 2, 37, 47, 73, 74, 79, 94, 146, 158, 1739, 2701, 2923, 3431, 3478, 3713, 5402, 5767, 5846, 6862, 7426, 11534, 126947, 137381, 213379, 253894, 271049, 274762, 426758, 542098, 10028813, 20057626]

約数ペア:

[(1, 20057626), (2, 10028813), (37, 542098), (47, 426758), (73, 274762), (74, 271049), (79, 253894), (94, 213379), (146, 137381), (158, 126947), (1739, 11534), (2701, 7426), (2923, 6862), (3431, 5846), (3478, 5767), (3713, 5402)]