12635919

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:876

約数の個数: 20

約数和(自身を含む): 18980544

約数和(自身を除く): 6344625

約数列:

[1, 3, 9, 27, 81, 257, 607, 771, 1821, 2313, 5463, 6939, 16389, 20817, 49167, 155999, 467997, 1403991, 4211973, 12635919]

約数ペア:

[(1, 12635919), (3, 4211973), (9, 1403991), (27, 467997), (81, 155999), (257, 49167), (607, 20817), (771, 16389), (1821, 6939), (2313, 5463)]