20128254

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{12379}}^1$

素因数の和:12655

約数の個数: 16

約数和(自身を含む): 40408320

約数和(自身を除く): 20280066

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 12379, 24758, 37137, 74274, 3354709, 6709418, 10064127, 20128254]

約数ペア:

[(1, 20128254), (2, 10064127), (3, 6709418), (6, 3354709), (271, 74274), (542, 37137), (813, 24758), (1626, 12379)]