20147028478

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1\times {\mathrm{284651}}^1$

素因数の和:285519

約数の個数: 16

約数和(自身を含む): 30961028736

約数和(自身を除く): 10814000258

約数列:

[1, 2, 43, 86, 823, 1646, 35389, 70778, 284651, 569302, 12239993, 24479986, 234267773, 468535546, 10073514239, 20147028478]

約数ペア:

[(1, 20147028478), (2, 10073514239), (43, 468535546), (86, 234267773), (823, 24479986), (1646, 12239993), (35389, 569302), (70778, 284651)]