19799055

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1973}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 34489728

約数和(自身を除く): 14690673

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 1973, 2007, 3345, 5919, 9865, 10035, 17757, 29595, 88785, 439979, 1319937, 2199895, 3959811, 6599685, 19799055]

約数ペア:

[(1, 19799055), (3, 6599685), (5, 3959811), (9, 2199895), (15, 1319937), (45, 439979), (223, 88785), (669, 29595), (1115, 17757), (1973, 10035), (2007, 9865), (3345, 5919)]