20352698

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1249

約数の個数: 16

約数和(自身を含む): 31185000

約数和(自身を除く): 10832302

約数列:

[1, 2, 89, 109, 178, 218, 1049, 2098, 9701, 19402, 93361, 114341, 186722, 228682, 10176349, 20352698]

約数ペア:

[(1, 20352698), (2, 10176349), (89, 228682), (109, 186722), (178, 114341), (218, 93361), (1049, 19402), (2098, 9701)]