20109498

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{145721}}^1$

素因数の和:145749

約数の個数: 16

約数和(自身を含む): 41967936

約数和(自身を除く): 21858438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 145721, 291442, 437163, 874326, 3351583, 6703166, 10054749, 20109498]

約数ペア:

[(1, 20109498), (2, 10054749), (3, 6703166), (6, 3351583), (23, 874326), (46, 437163), (69, 291442), (138, 145721)]