51181912

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 46795688

約数列:

[1, 2, 4, 8, 71, 142, 251, 284, 359, 502, 568, 718, 1004, 1436, 2008, 2872, 17821, 25489, 35642, 50978, 71284, 90109, 101956, 142568, 180218, 203912, 360436, 720872, 6397739, 12795478, 25590956, 51181912]

約数ペア:

[(1, 51181912), (2, 25590956), (4, 12795478), (8, 6397739), (71, 720872), (142, 360436), (251, 203912), (284, 180218), (359, 142568), (502, 101956), (568, 90109), (718, 71284), (1004, 50978), (1436, 35642), (2008, 25489), (2872, 17821)]