209937722

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{11549}}^1$

素因数の和:11761

約数の個数: 16

約数和(自身を含む): 322245000

約数和(自身を除く): 112307278

約数列:

[1, 2, 61, 122, 149, 298, 9089, 11549, 18178, 23098, 704489, 1408978, 1720801, 3441602, 104968861, 209937722]

約数ペア:

[(1, 209937722), (2, 104968861), (61, 3441602), (122, 1720801), (149, 1408978), (298, 704489), (9089, 23098), (11549, 18178)]