204421144

素因数分解:

$2^3\times {\mathrm{1381}}^1\times {\mathrm{18503}}^1$

素因数の和:19890

約数の個数: 16

約数和(自身を含む): 383587920

約数和(自身を除く): 179166776

約数列:

[1, 2, 4, 8, 1381, 2762, 5524, 11048, 18503, 37006, 74012, 148024, 25552643, 51105286, 102210572, 204421144]

約数ペア:

[(1, 204421144), (2, 102210572), (4, 51105286), (8, 25552643), (1381, 148024), (2762, 74012), (5524, 37006), (11048, 18503)]