19270755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 38548224

約数和(自身を除く): 19277469

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 131, 315, 393, 467, 655, 917, 1179, 1401, 1965, 2335, 2751, 3269, 4203, 4585, 5895, 7005, 8253, 9807, 13755, 16345, 21015, 29421, 41265, 49035, 61177, 147105, 183531, 305885, 428239, 550593, 917655, 1284717, 2141195, 2752965, 3854151, 6423585, 19270755]

約数ペア:

[(1, 19270755), (3, 6423585), (5, 3854151), (7, 2752965), (9, 2141195), (15, 1284717), (21, 917655), (35, 550593), (45, 428239), (63, 305885), (105, 183531), (131, 147105), (315, 61177), (393, 49035), (467, 41265), (655, 29421), (917, 21015), (1179, 16345), (1401, 13755), (1965, 9807), (2335, 8253), (2751, 7005), (3269, 5895), (4203, 4585)]