20178559786

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131029609}}^1$

素因数の和:131029629

約数の個数: 16

約数和(自身を含む): 37736527680

約数和(自身を除く): 17557967894

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131029609, 262059218, 917207263, 1441325699, 1834414526, 2882651398, 10089279893, 20178559786]

約数ペア:

[(1, 20178559786), (2, 10089279893), (7, 2882651398), (11, 1834414526), (14, 1441325699), (22, 917207263), (77, 262059218), (154, 131029609)]