19137951

素因数分解:

$3^5\times 7^1\times {\mathrm{11251}}^1$

素因数の和:11273

約数の個数: 24

約数和(自身を含む): 32765824

約数和(自身を除く): 13627873

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11251, 33753, 78757, 101259, 236271, 303777, 708813, 911331, 2126439, 2733993, 6379317, 19137951]

約数ペア:

[(1, 19137951), (3, 6379317), (7, 2733993), (9, 2126439), (21, 911331), (27, 708813), (63, 303777), (81, 236271), (189, 101259), (243, 78757), (567, 33753), (1701, 11251)]