18040082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11579}}^1$

素因数の和:11641

約数の個数: 16

約数和(自身を含む): 29181600

約数和(自身を除く): 11141518

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 11579, 23158, 220001, 440002, 474739, 949478, 9020041, 18040082]

約数ペア:

[(1, 18040082), (2, 9020041), (19, 949478), (38, 474739), (41, 440002), (82, 220001), (779, 23158), (1558, 11579)]