19656324

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{4919}}^1$

素因数の和:4969

約数の個数: 48

約数和(自身を含む): 52348800

約数和(自身を除く): 32692476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 4919, 9838, 14757, 19676, 29514, 44271, 59028, 88542, 132813, 177084, 182003, 265626, 364006, 531252, 546009, 728012, 1092018, 1638027, 2184036, 3276054, 4914081, 6552108, 9828162, 19656324]

約数ペア:

[(1, 19656324), (2, 9828162), (3, 6552108), (4, 4914081), (6, 3276054), (9, 2184036), (12, 1638027), (18, 1092018), (27, 728012), (36, 546009), (37, 531252), (54, 364006), (74, 265626), (108, 182003), (111, 177084), (148, 132813), (222, 88542), (333, 59028), (444, 44271), (666, 29514), (999, 19676), (1332, 14757), (1998, 9838), (3996, 4919)]