204855838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{21211}}^1$

素因数の和:21663

約数の個数: 16

約数和(自身を含む): 335998080

約数和(自身を除く): 131142242

約数列:

[1, 2, 11, 22, 439, 878, 4829, 9658, 21211, 42422, 233321, 466642, 9311629, 18623258, 102427919, 204855838]

約数ペア:

[(1, 204855838), (2, 102427919), (11, 18623258), (22, 9311629), (439, 466642), (878, 233321), (4829, 42422), (9658, 21211)]