19853451

素因数分解:

$3^3\times {\mathrm{457}}^1\times {\mathrm{1609}}^1$

素因数の和:2075

約数の個数: 16

約数和(自身を含む): 29495200

約数和(自身を除く): 9641749

約数列:

[1, 3, 9, 27, 457, 1371, 1609, 4113, 4827, 12339, 14481, 43443, 735313, 2205939, 6617817, 19853451]

約数ペア:

[(1, 19853451), (3, 6617817), (9, 2205939), (27, 735313), (457, 43443), (1371, 14481), (1609, 12339), (4113, 4827)]