205350328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3209}}^1$

素因数の和:3655

約数の個数: 32

約数和(自身を含む): 406386000

約数和(自身を除く): 201035672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 421, 842, 1684, 3209, 3368, 6418, 7999, 12836, 15998, 25672, 31996, 60971, 63992, 121942, 243884, 487768, 1350989, 2701978, 5403956, 10807912, 25668791, 51337582, 102675164, 205350328]

約数ペア:

[(1, 205350328), (2, 102675164), (4, 51337582), (8, 25668791), (19, 10807912), (38, 5403956), (76, 2701978), (152, 1350989), (421, 487768), (842, 243884), (1684, 121942), (3209, 63992), (3368, 60971), (6418, 31996), (7999, 25672), (12836, 15998)]