20684843

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 22665216

約数和(自身を除く): 1980373

約数列:

[1, 23, 31, 67, 433, 713, 1541, 2077, 9959, 13423, 29011, 47771, 308729, 667253, 899341, 20684843]

約数ペア:

[(1, 20684843), (23, 899341), (31, 667253), (67, 308729), (433, 47771), (713, 29011), (1541, 13423), (2077, 9959)]