20837928

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{8951}}^1$

素因数の和:9057

約数の個数: 32

約数和(自身を含む): 52637760

約数和(自身を除く): 31799832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 582, 776, 1164, 2328, 8951, 17902, 26853, 35804, 53706, 71608, 107412, 214824, 868247, 1736494, 2604741, 3472988, 5209482, 6945976, 10418964, 20837928]

約数ペア:

[(1, 20837928), (2, 10418964), (3, 6945976), (4, 5209482), (6, 3472988), (8, 2604741), (12, 1736494), (24, 868247), (97, 214824), (194, 107412), (291, 71608), (388, 53706), (582, 35804), (776, 26853), (1164, 17902), (2328, 8951)]