80972172

素因数分解:

$2^2\times 3^2\times {\mathrm{2249227}}^1$

素因数の和:2249237

約数の個数: 18

約数和(自身を含む): 204679748

約数和(自身を除く): 123707576

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2249227, 4498454, 6747681, 8996908, 13495362, 20243043, 26990724, 40486086, 80972172]

約数ペア:

[(1, 80972172), (2, 40486086), (3, 26990724), (4, 20243043), (6, 13495362), (9, 8996908), (12, 6747681), (18, 4498454), (36, 2249227)]