20970297922

素因数分解:

$2^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1581709}}^1$

素因数の和:1582665

約数の個数: 16

約数和(自身を含む): 35987065920

約数和(自身を除く): 15016767998

約数列:

[1, 2, 7, 14, 947, 1894, 6629, 13258, 1581709, 3163418, 11071963, 22143926, 1497878423, 2995756846, 10485148961, 20970297922]

約数ペア:

[(1, 20970297922), (2, 10485148961), (7, 2995756846), (14, 1497878423), (947, 22143926), (1894, 11071963), (6629, 3163418), (13258, 1581709)]