19151638

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{79139}}^1$

素因数の和:79163

約数の個数: 12

約数和(自身を含む): 31576860

約数和(自身を除く): 12425222

約数列:

[1, 2, 11, 22, 121, 242, 79139, 158278, 870529, 1741058, 9575819, 19151638]

約数ペア:

[(1, 19151638), (2, 9575819), (11, 1741058), (22, 870529), (121, 158278), (242, 79139)]