20132321853

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1\times {\mathrm{23567}}^1$

素因数の和:25737

約数の個数: 32

約数和(自身を含む): 32308899840

約数和(自身を除く): 12176577987

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2141, 6423, 14987, 23567, 40679, 44961, 70701, 122037, 164969, 284753, 447773, 494907, 854259, 1343319, 3134411, 9403233, 50456947, 151370841, 353198629, 958681993, 1059595887, 2876045979, 6710773951, 20132321853]

約数ペア:

[(1, 20132321853), (3, 6710773951), (7, 2876045979), (19, 1059595887), (21, 958681993), (57, 353198629), (133, 151370841), (399, 50456947), (2141, 9403233), (6423, 3134411), (14987, 1343319), (23567, 854259), (40679, 494907), (44961, 447773), (70701, 284753), (122037, 164969)]