2019420477

素因数分解:

$3^4\times {\mathrm{1427}}^1\times {\mathrm{17471}}^1$

素因数の和:18910

約数の個数: 20

約数和(自身を含む): 3018951936

約数和(自身を除く): 999531459

約数列:

[1, 3, 9, 27, 81, 1427, 4281, 12843, 17471, 38529, 52413, 115587, 157239, 471717, 1415151, 24931117, 74793351, 224380053, 673140159, 2019420477]

約数ペア:

[(1, 2019420477), (3, 673140159), (9, 224380053), (27, 74793351), (81, 24931117), (1427, 1415151), (4281, 471717), (12843, 157239), (17471, 115587), (38529, 52413)]