20575608

素因数分解:

$2^3\times 3^1\times {\mathrm{661}}^1\times {\mathrm{1297}}^1$

素因数の和:1967

約数の個数: 32

約数和(自身を含む): 51556560

約数和(自身を除く): 30980952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 661, 1297, 1322, 1983, 2594, 2644, 3891, 3966, 5188, 5288, 7782, 7932, 10376, 15564, 15864, 31128, 857317, 1714634, 2571951, 3429268, 5143902, 6858536, 10287804, 20575608]

約数ペア:

[(1, 20575608), (2, 10287804), (3, 6858536), (4, 5143902), (6, 3429268), (8, 2571951), (12, 1714634), (24, 857317), (661, 31128), (1297, 15864), (1322, 15564), (1983, 10376), (2594, 7932), (2644, 7782), (3891, 5288), (3966, 5188)]