18996847989

素因数分解:

$3^1\times 7^1\times {\mathrm{13721}}^1\times {\mathrm{65929}}^1$

素因数の和:79660

約数の個数: 16

約数和(自身を含む): 28950126720

約数和(自身を除く): 9953278731

約数列:

[1, 3, 7, 21, 13721, 41163, 65929, 96047, 197787, 288141, 461503, 1384509, 904611809, 2713835427, 6332282663, 18996847989]

約数ペア:

[(1, 18996847989), (3, 6332282663), (7, 2713835427), (21, 904611809), (13721, 1384509), (41163, 461503), (65929, 288141), (96047, 197787)]