20603144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1523}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 41148000

約数和(自身を除く): 20544856

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1523, 1691, 3046, 3382, 6092, 6764, 12184, 13528, 28937, 57874, 115748, 135547, 231496, 271094, 542188, 1084376, 2575393, 5150786, 10301572, 20603144]

約数ペア:

[(1, 20603144), (2, 10301572), (4, 5150786), (8, 2575393), (19, 1084376), (38, 542188), (76, 271094), (89, 231496), (152, 135547), (178, 115748), (356, 57874), (712, 28937), (1523, 13528), (1691, 12184), (3046, 6764), (3382, 6092)]