19488116

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3983

約数の個数: 24

約数和(自身を含む): 36109920

約数和(自身を除く): 16621804

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 3907, 4988, 7814, 15628, 113303, 168001, 226606, 336002, 453212, 672004, 4872029, 9744058, 19488116]

約数ペア:

[(1, 19488116), (2, 9744058), (4, 4872029), (29, 672004), (43, 453212), (58, 336002), (86, 226606), (116, 168001), (172, 113303), (1247, 15628), (2494, 7814), (3907, 4988)]