20983383

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 10885545

約数列:

[1, 3, 9, 23, 69, 167, 207, 501, 607, 1503, 1821, 3841, 5463, 11523, 13961, 34569, 41883, 101369, 125649, 304107, 912321, 2331487, 6994461, 20983383]

約数ペア:

[(1, 20983383), (3, 6994461), (9, 2331487), (23, 912321), (69, 304107), (167, 125649), (207, 101369), (501, 41883), (607, 34569), (1503, 13961), (1821, 11523), (3841, 5463)]