31351996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1361}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 59263344

約数和(自身を除く): 27911348

約数列:

[1, 2, 4, 13, 26, 52, 443, 886, 1361, 1772, 2722, 5444, 5759, 11518, 17693, 23036, 35386, 70772, 602923, 1205846, 2411692, 7837999, 15675998, 31351996]

約数ペア:

[(1, 31351996), (2, 15675998), (4, 7837999), (13, 2411692), (26, 1205846), (52, 602923), (443, 70772), (886, 35386), (1361, 23036), (1772, 17693), (2722, 11518), (5444, 5759)]