20190484489

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1\times {\mathrm{1103}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 23708196864

約数和(自身を除く): 3517712375

約数列:

[1, 7, 61, 163, 263, 427, 1103, 1141, 1841, 7721, 9943, 16043, 42869, 67283, 69601, 112301, 179789, 290089, 300083, 470981, 1258523, 2030623, 2615009, 10967129, 17695429, 18305063, 47284507, 76769903, 123868003, 330991549, 2884354927, 20190484489]

約数ペア:

[(1, 20190484489), (7, 2884354927), (61, 330991549), (163, 123868003), (263, 76769903), (427, 47284507), (1103, 18305063), (1141, 17695429), (1841, 10967129), (7721, 2615009), (9943, 2030623), (16043, 1258523), (42869, 470981), (67283, 300083), (69601, 290089), (112301, 179789)]