19157456

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4261}}^1$

素因数の和:4550

約数の個数: 20

約数和(自身を含む): 37258404

約数和(自身を除く): 18100948

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4261, 4496, 8522, 17044, 34088, 68176, 1197341, 2394682, 4789364, 9578728, 19157456]

約数ペア:

[(1, 19157456), (2, 9578728), (4, 4789364), (8, 2394682), (16, 1197341), (281, 68176), (562, 34088), (1124, 17044), (2248, 8522), (4261, 4496)]