19306178

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1873

約数の個数: 16

約数和(自身を含む): 29756160

約数和(自身を除く): 10449982

約数列:

[1, 2, 71, 79, 142, 158, 1721, 3442, 5609, 11218, 122191, 135959, 244382, 271918, 9653089, 19306178]

約数ペア:

[(1, 19306178), (2, 9653089), (71, 271918), (79, 244382), (142, 135959), (158, 122191), (1721, 11218), (3442, 5609)]