20539876091

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{103549}}^1$

素因数の和:104258

約数の個数: 16

約数和(自身を含む): 24056736000

約数和(自身を除く): 3516859909

約数列:

[1, 7, 43, 301, 659, 4613, 28337, 103549, 198359, 724843, 4452607, 31168249, 68238791, 477671537, 2934268013, 20539876091]

約数ペア:

[(1, 20539876091), (7, 2934268013), (43, 477671537), (301, 68238791), (659, 31168249), (4613, 4452607), (28337, 724843), (103549, 198359)]