18731988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47303}}^1$

素因数の和:47324

約数の個数: 36

約数和(自身を含む): 51655968

約数和(自身を除く): 32923980

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 47303, 94606, 141909, 189212, 283818, 425727, 520333, 567636, 851454, 1040666, 1560999, 1702908, 2081332, 3121998, 4682997, 6243996, 9365994, 18731988]

約数ペア:

[(1, 18731988), (2, 9365994), (3, 6243996), (4, 4682997), (6, 3121998), (9, 2081332), (11, 1702908), (12, 1560999), (18, 1040666), (22, 851454), (33, 567636), (36, 520333), (44, 425727), (66, 283818), (99, 189212), (132, 141909), (198, 94606), (396, 47303)]