20184573

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 29154816

約数和(自身を除く): 8970243

約数列:

[1, 3, 37, 47, 53, 73, 111, 141, 159, 219, 1739, 1961, 2491, 2701, 3431, 3869, 5217, 5883, 7473, 8103, 10293, 11607, 92167, 126947, 143153, 181843, 276501, 380841, 429459, 545529, 6728191, 20184573]

約数ペア:

[(1, 20184573), (3, 6728191), (37, 545529), (47, 429459), (53, 380841), (73, 276501), (111, 181843), (141, 143153), (159, 126947), (219, 92167), (1739, 11607), (1961, 10293), (2491, 8103), (2701, 7473), (3431, 5883), (3869, 5217)]