2018477432

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{491}}^1\times {\mathrm{1321}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 3804980400

約数和(自身を除く): 1786502968

約数列:

[1, 2, 4, 8, 389, 491, 778, 982, 1321, 1556, 1964, 2642, 3112, 3928, 5284, 10568, 190999, 381998, 513869, 648611, 763996, 1027738, 1297222, 1527992, 2055476, 2594444, 4110952, 5188888, 252309679, 504619358, 1009238716, 2018477432]

約数ペア:

[(1, 2018477432), (2, 1009238716), (4, 504619358), (8, 252309679), (389, 5188888), (491, 4110952), (778, 2594444), (982, 2055476), (1321, 1527992), (1556, 1297222), (1964, 1027738), (2642, 763996), (3112, 648611), (3928, 513869), (5284, 381998), (10568, 190999)]