20445447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{10501}}^1$

素因数の和:10574

約数の個数: 16

約数和(自身を含む): 30245760

約数和(自身を除く): 9800313

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 10501, 31503, 115511, 346533, 619559, 1858677, 6815149, 20445447]

約数ペア:

[(1, 20445447), (3, 6815149), (11, 1858677), (33, 619559), (59, 346533), (177, 115511), (649, 31503), (1947, 10501)]