19427265

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3019}}^1$

素因数の和:3054

約数の個数: 48

約数和(自身を含む): 39574080

約数和(自身を除く): 20146815

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 3019, 6435, 9057, 15095, 27171, 33209, 39247, 45285, 99627, 117741, 135855, 166045, 196235, 298881, 353223, 431717, 498135, 588705, 1295151, 1494405, 1766115, 2158585, 3885453, 6475755, 19427265]

約数ペア:

[(1, 19427265), (3, 6475755), (5, 3885453), (9, 2158585), (11, 1766115), (13, 1494405), (15, 1295151), (33, 588705), (39, 498135), (45, 431717), (55, 353223), (65, 298881), (99, 196235), (117, 166045), (143, 135855), (165, 117741), (195, 99627), (429, 45285), (495, 39247), (585, 33209), (715, 27171), (1287, 15095), (2145, 9057), (3019, 6435)]