19855866

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{54251}}^1$

素因数の和:54317

約数の個数: 16

約数和(自身を含む): 40363488

約数和(自身を除く): 20507622

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 54251, 108502, 162753, 325506, 3309311, 6618622, 9927933, 19855866]

約数ペア:

[(1, 19855866), (2, 9927933), (3, 6618622), (6, 3309311), (61, 325506), (122, 162753), (183, 108502), (366, 54251)]