18971170

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44119}}^1$

素因数の和:44169

約数の個数: 16

約数和(自身を含む): 34943040

約数和(自身を除く): 15971870

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 44119, 88238, 220595, 441190, 1897117, 3794234, 9485585, 18971170]

約数ペア:

[(1, 18971170), (2, 9485585), (5, 3794234), (10, 1897117), (43, 441190), (86, 220595), (215, 88238), (430, 44119)]