19605506

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{823}}^1$

素因数の和:1145

約数の個数: 16

約数和(自身を含む): 30237504

約数和(自身を除く): 10631998

約数列:

[1, 2, 43, 86, 277, 554, 823, 1646, 11911, 23822, 35389, 70778, 227971, 455942, 9802753, 19605506]

約数ペア:

[(1, 19605506), (2, 9802753), (43, 455942), (86, 227971), (277, 70778), (554, 35389), (823, 23822), (1646, 11911)]