20166777

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 31210920

約数和(自身を除く): 11044143

約数列:

[1, 3, 9, 17, 51, 89, 153, 267, 801, 1481, 1513, 4443, 4539, 13329, 13617, 25177, 75531, 131809, 226593, 395427, 1186281, 2240753, 6722259, 20166777]

約数ペア:

[(1, 20166777), (3, 6722259), (9, 2240753), (17, 1186281), (51, 395427), (89, 226593), (153, 131809), (267, 75531), (801, 25177), (1481, 13617), (1513, 13329), (4443, 4539)]