19013085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4643}}^1$

素因数の和:4674

約数の個数: 48

約数和(自身を含む): 40569984

約数和(自身を除く): 21556899

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4643, 13929, 23215, 32501, 41787, 60359, 69645, 97503, 162505, 181077, 208935, 292509, 301795, 422513, 487515, 543231, 905385, 1267539, 1462545, 2112565, 2716155, 3802617, 6337695, 19013085]

約数ペア:

[(1, 19013085), (3, 6337695), (5, 3802617), (7, 2716155), (9, 2112565), (13, 1462545), (15, 1267539), (21, 905385), (35, 543231), (39, 487515), (45, 422513), (63, 301795), (65, 292509), (91, 208935), (105, 181077), (117, 162505), (195, 97503), (273, 69645), (315, 60359), (455, 41787), (585, 32501), (819, 23215), (1365, 13929), (4095, 4643)]