19640803407

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{29209}}^1$

素因数の和:29431

約数の個数: 32

約数和(自身を含む): 27761184000

約数和(自身を除く): 8120380593

約数列:

[1, 3, 29, 59, 87, 131, 177, 393, 1711, 3799, 5133, 7729, 11397, 23187, 29209, 87627, 224141, 672423, 847061, 1723331, 2541183, 3826379, 5169993, 11479137, 49976599, 110964991, 149929797, 225756361, 332894973, 677269083, 6546934469, 19640803407]

約数ペア:

[(1, 19640803407), (3, 6546934469), (29, 677269083), (59, 332894973), (87, 225756361), (131, 149929797), (177, 110964991), (393, 49976599), (1711, 11479137), (3799, 5169993), (5133, 3826379), (7729, 2541183), (11397, 1723331), (23187, 847061), (29209, 672423), (87627, 224141)]