19213334

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2141}}^1$

素因数の和:2791

約数の個数: 16

約数和(自身を含む): 33003936

約数和(自身を除く): 13790602

約数列:

[1, 2, 7, 14, 641, 1282, 2141, 4282, 4487, 8974, 14987, 29974, 1372381, 2744762, 9606667, 19213334]

約数ペア:

[(1, 19213334), (2, 9606667), (7, 2744762), (14, 1372381), (641, 29974), (1282, 14987), (2141, 8974), (4282, 4487)]