17898922

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9049}}^1$

素因数の和:9117

約数の個数: 16

約数和(自身を含む): 28670400

約数和(自身を除く): 10771478

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 9049, 18098, 208127, 389107, 416254, 778214, 8949461, 17898922]

約数ペア:

[(1, 17898922), (2, 8949461), (23, 778214), (43, 416254), (46, 389107), (86, 208127), (989, 18098), (1978, 9049)]