20512157874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15469199}}^1$

素因数の和:15469234

約数の個数: 32

約数和(自身を含む): 46778860800

約数和(自身を除く): 26266702926

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15469199, 30938398, 46407597, 92815194, 201099587, 262976383, 402199174, 525952766, 603298761, 788929149, 1206597522, 1577858298, 3418692979, 6837385958, 10256078937, 20512157874]

約数ペア:

[(1, 20512157874), (2, 10256078937), (3, 6837385958), (6, 3418692979), (13, 1577858298), (17, 1206597522), (26, 788929149), (34, 603298761), (39, 525952766), (51, 402199174), (78, 262976383), (102, 201099587), (221, 92815194), (442, 46407597), (663, 30938398), (1326, 15469199)]