20475612

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8243}}^1$

素因数の和:8279

約数の個数: 48

約数和(自身を含む): 55399680

約数和(自身を除く): 34924068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8243, 16486, 24729, 32972, 49458, 74187, 98916, 148374, 189589, 222561, 296748, 379178, 445122, 568767, 758356, 890244, 1137534, 1706301, 2275068, 3412602, 5118903, 6825204, 10237806, 20475612]

約数ペア:

[(1, 20475612), (2, 10237806), (3, 6825204), (4, 5118903), (6, 3412602), (9, 2275068), (12, 1706301), (18, 1137534), (23, 890244), (27, 758356), (36, 568767), (46, 445122), (54, 379178), (69, 296748), (92, 222561), (108, 189589), (138, 148374), (207, 98916), (276, 74187), (414, 49458), (621, 32972), (828, 24729), (1242, 16486), (2484, 8243)]