20515944

素因数分解:

$2^3\times 3^1\times {\mathrm{491}}^1\times {\mathrm{1741}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 51423840

約数和(自身を除く): 30907896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 491, 982, 1473, 1741, 1964, 2946, 3482, 3928, 5223, 5892, 6964, 10446, 11784, 13928, 20892, 41784, 854831, 1709662, 2564493, 3419324, 5128986, 6838648, 10257972, 20515944]

約数ペア:

[(1, 20515944), (2, 10257972), (3, 6838648), (4, 5128986), (6, 3419324), (8, 2564493), (12, 1709662), (24, 854831), (491, 41784), (982, 20892), (1473, 13928), (1741, 11784), (1964, 10446), (2946, 6964), (3482, 5892), (3928, 5223)]