20120221254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479052887}}^1$

素因数の和:479052899

約数の個数: 16

約数和(自身を含む): 45989077248

約数和(自身を除く): 25868855994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479052887, 958105774, 1437158661, 2874317322, 3353370209, 6706740418, 10060110627, 20120221254]

約数ペア:

[(1, 20120221254), (2, 10060110627), (3, 6706740418), (6, 3353370209), (7, 2874317322), (14, 1437158661), (21, 958105774), (42, 479052887)]