18801439

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 20782656

約数和(自身を除く): 1981217

約数列:

[1, 17, 37, 71, 421, 629, 1207, 2627, 7157, 15577, 29891, 44659, 264809, 508147, 1105967, 18801439]

約数ペア:

[(1, 18801439), (17, 1105967), (37, 508147), (71, 264809), (421, 44659), (629, 29891), (1207, 15577), (2627, 7157)]