19493475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15289}}^1$

素因数の和:15319

約数の個数: 24

約数和(自身を含む): 34127280

約数和(自身を除く): 14633805

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15289, 45867, 76445, 229335, 259913, 382225, 779739, 1146675, 1299565, 3898695, 6497825, 19493475]

約数ペア:

[(1, 19493475), (3, 6497825), (5, 3898695), (15, 1299565), (17, 1146675), (25, 779739), (51, 382225), (75, 259913), (85, 229335), (255, 76445), (425, 45867), (1275, 15289)]