20354587

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 22924800

約数和(自身を除く): 2570213

約数列:

[1, 11, 59, 79, 397, 649, 869, 4367, 4661, 23423, 31363, 51271, 257653, 344993, 1850417, 20354587]

約数ペア:

[(1, 20354587), (11, 1850417), (59, 344993), (79, 257653), (397, 51271), (649, 31363), (869, 23423), (4367, 4661)]