20837937

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{853}}^1$

素因数の和:1352

約数の個数: 16

約数和(自身を含む): 29514240

約数和(自身を除く): 8676303

約数列:

[1, 3, 17, 51, 479, 853, 1437, 2559, 8143, 14501, 24429, 43503, 408587, 1225761, 6945979, 20837937]

約数ペア:

[(1, 20837937), (3, 6945979), (17, 1225761), (51, 408587), (479, 43503), (853, 24429), (1437, 14501), (2559, 8143)]