1997172008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19203577}}^1$

素因数の和:19203596

約数の個数: 16

約数和(自身を含む): 4032751380

約数和(自身を除く): 2035579372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19203577, 38407154, 76814308, 153628616, 249646501, 499293002, 998586004, 1997172008]

約数ペア:

[(1, 1997172008), (2, 998586004), (4, 499293002), (8, 249646501), (13, 153628616), (26, 76814308), (52, 38407154), (104, 19203577)]