20161661524

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{821}}^1\times {\mathrm{115837}}^1$

素因数の和:116715

約数の個数: 24

約数和(自身を含む): 35992720008

約数和(自身を除く): 15831058484

約数列:

[1, 2, 4, 53, 106, 212, 821, 1642, 3284, 43513, 87026, 115837, 174052, 231674, 463348, 6139361, 12278722, 24557444, 95102177, 190204354, 380408708, 5040415381, 10080830762, 20161661524]

約数ペア:

[(1, 20161661524), (2, 10080830762), (4, 5040415381), (53, 380408708), (106, 190204354), (212, 95102177), (821, 24557444), (1642, 12278722), (3284, 6139361), (43513, 463348), (87026, 231674), (115837, 174052)]