20212254

素因数分解:

$2^1\times 3^7\times {\mathrm{4621}}^1$

素因数の和:4644

約数の個数: 32

約数和(自身を含む): 45480480

約数和(自身を除く): 25268226

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 4621, 9242, 13863, 27726, 41589, 83178, 124767, 249534, 374301, 748602, 1122903, 2245806, 3368709, 6737418, 10106127, 20212254]

約数ペア:

[(1, 20212254), (2, 10106127), (3, 6737418), (6, 3368709), (9, 2245806), (18, 1122903), (27, 748602), (54, 374301), (81, 249534), (162, 124767), (243, 83178), (486, 41589), (729, 27726), (1458, 13863), (2187, 9242), (4374, 4621)]