19189947

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3229}}^1$

素因数の和:3522

約数の個数: 16

約数和(自身を含む): 29354240

約数和(自身を除く): 10164293

約数列:

[1, 3, 7, 21, 283, 849, 1981, 3229, 5943, 9687, 22603, 67809, 913807, 2741421, 6396649, 19189947]

約数ペア:

[(1, 19189947), (3, 6396649), (7, 2741421), (21, 913807), (283, 67809), (849, 22603), (1981, 9687), (3229, 5943)]