20590941

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16619}}^1$

素因数の和:16688

約数の個数: 16

約数和(自身を含む): 31910400

約数和(自身を除く): 11319459

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16619, 49857, 116333, 348999, 980521, 2941563, 6863647, 20590941]

約数ペア:

[(1, 20590941), (3, 6863647), (7, 2941563), (21, 980521), (59, 348999), (177, 116333), (413, 49857), (1239, 16619)]