19256805

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2129}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 34761600

約数和(自身を除く): 15504795

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 2129, 3015, 6387, 9045, 10645, 19161, 31935, 57483, 95805, 142643, 287415, 427929, 713215, 1283787, 2139645, 3851361, 6418935, 19256805]

約数ペア:

[(1, 19256805), (3, 6418935), (5, 3851361), (9, 2139645), (15, 1283787), (27, 713215), (45, 427929), (67, 287415), (135, 142643), (201, 95805), (335, 57483), (603, 31935), (1005, 19161), (1809, 10645), (2129, 9045), (3015, 6387)]