20959638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{499039}}^1$

素因数の和:499051

約数の個数: 16

約数和(自身を含む): 47907840

約数和(自身を除く): 26948202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 499039, 998078, 1497117, 2994234, 3493273, 6986546, 10479819, 20959638]

約数ペア:

[(1, 20959638), (2, 10479819), (3, 6986546), (6, 3493273), (7, 2994234), (14, 1497117), (21, 998078), (42, 499039)]