19016451

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 28741440

約数和(自身を除く): 9724989

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 563, 1251, 1689, 3753, 5067, 11259, 15201, 33777, 45603, 78257, 136809, 234771, 704313, 2112939, 6338817, 19016451]

約数ペア:

[(1, 19016451), (3, 6338817), (9, 2112939), (27, 704313), (81, 234771), (139, 136809), (243, 78257), (417, 45603), (563, 33777), (1251, 15201), (1689, 11259), (3753, 5067)]