18688238

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 29106000

約数和(自身を除く): 10417762

約数列:

[1, 2, 29, 58, 419, 769, 838, 1538, 12151, 22301, 24302, 44602, 322211, 644422, 9344119, 18688238]

約数ペア:

[(1, 18688238), (2, 9344119), (29, 644422), (58, 322211), (419, 44602), (769, 24302), (838, 22301), (1538, 12151)]