18703753

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 20243520

約数和(自身を除く): 1539767

約数列:

[1, 29, 43, 53, 283, 1247, 1537, 2279, 8207, 12169, 14999, 66091, 352901, 434971, 644957, 18703753]

約数ペア:

[(1, 18703753), (29, 644957), (43, 434971), (53, 352901), (283, 66091), (1247, 14999), (1537, 12169), (2279, 8207)]