19144701

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 29721600

約数和(自身を除く): 10576899

約数列:

[1, 3, 9, 27, 31, 89, 93, 257, 267, 279, 771, 801, 837, 2313, 2403, 2759, 6939, 7967, 8277, 22873, 23901, 24831, 68619, 71703, 74493, 205857, 215109, 617571, 709063, 2127189, 6381567, 19144701]

約数ペア:

[(1, 19144701), (3, 6381567), (9, 2127189), (27, 709063), (31, 617571), (89, 215109), (93, 205857), (257, 74493), (267, 71703), (279, 68619), (771, 24831), (801, 23901), (837, 22873), (2313, 8277), (2403, 7967), (2759, 6939)]