19439415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25411}}^1$

素因数の和:25439

約数の個数: 24

約数和(自身を含む): 35678448

約数和(自身を除く): 16239033

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25411, 76233, 127055, 228699, 381165, 431987, 1143495, 1295961, 2159935, 3887883, 6479805, 19439415]

約数ペア:

[(1, 19439415), (3, 6479805), (5, 3887883), (9, 2159935), (15, 1295961), (17, 1143495), (45, 431987), (51, 381165), (85, 228699), (153, 127055), (255, 76233), (765, 25411)]